Nature and Geology
415 Texas historical markers about nature and geology, in 148 counties. Dallas, Tarrant, and Travis counties have the most.
Grouped by the subject codes the Texas Historical Commission assigns to each marker.
Jump to a County 148
Anderson County 3
- Anderson Campground 1981 Frankston
- Frankston City Park 1995 Frankston
- Palestine Salt Works C. S. A. 1963 Palestine
Andrews County 1
- Florey Park 1965 Andrews
Angelina County 1
- Calder (Cotton) Square 1972 Lufkin
Aransas County 1
- Site of Marion Packing Co. 1976 Fulton
Archer County 3
- Archer County Copper Mines 1971 Archer City
- Bridwell Park 1972 Windthorst
- The Stone Houses 1970 Windthorst
Armstrong County 2
- Park Named for William A. Carroll, M.D. 1973 Claude
- The S.P. Hamblen Family 1970 Wayside
Atascosa County 2
- Poteet 1989 Poteet
- Town of Fashing 1968 Fashing
Austin County 2
- Bellville Turnverein Pavilion 1996 Bellville
- Fisches Park 2014 Industry
Bailey County 1
- The Mule 1965 Muleshoe
Bastrop County 3
- The CCC at Bastrop State Park 1991 Bastrop
- Lost Pines of Texas 1969 Bastrop
- West End Park 2010 Smithville
Bell County 5
- Comanche Gap 1967 Nolanville vicinity · Listed as missing
- Lake Polk Park 1991 Temple
- Maruna Meadow 1984 Temple
- Nolanville Encampment 2001 Nolanville
- W. Goodrich Jones (1860-1950) 1970 Temple
Bexar County 9
- Alamo Portland and Roman Cement Company 1991 San Antonio
- Bowen's Island 1985 San Antonio
- Italian American Community in San Antonio 1992 San Antonio
- Ludwig Mahncke 2010 San Antonio
- The Matamoros Road 1965 San Antonio · Listed as missing
- Plaza De Armas (Military Plaza) 1971 San Antonio
- Salado Valley 1968 San Antonio
- San Antonio River Walk (Paseo Del Rio) 1996 San Antonio
- Scenic Loop Playground 2007 Grey Forest
Bosque County 1
- Election Oak 1970 Clifton
Brazoria County 4
- Bryan Mound 1968 Freeport
- Cedar Lake Salt Works 1965 Brazoria vicinity
- Masonic Oak 1966 Brazoria
- Zychlinski Park 1998 Pearland
Brewster County 6
- Ancient Rocks Boundary 1970 Alpine
- Black Gap Wildlife Management Area 1963 Marathon
- Burgess' Water Hole 1936
- Denuded Ouachita Rock Belt 1970 Marathon
- Double Mills 1967 Marathon
- Los Caballos (in core of the Ouachita Structural Belt) 1970 Marathon
Briscoe County 1
- Lake Theo Folsom Bison Kill Site 1978 Quitaque
Brooks County 1
- El Encino del Poso (The Oak in the Hole) 1986 Encino
Brown County 3
- Old Gray Mare Band 2011 Brownwood
- Mullins Heritage Park 2007 Thrifty
- Swinden Pecan Orchard 1968 Brownwood
Burnet County 4
- Dead Man's Hole 1998 Marble Falls
- Granite Mountain 1968 Marble Falls
- Longhorn Cavern Administration Building 1989 Burnet
- Longhorn Caverns 1967 Burnet
Calhoun County 2
- Site of Cox's Point 1936 Point Comfort
- The Great Camel Experiment 2013 Indianola
Callahan County 1
- Burkett Pecan Tree 1966 Putnam
Cameron County 1
- Brownsville-Matamoros Bridge 1998 Brownsville
Carson County 3
- The 33rd Anniversary National Convention 1967 Panhandle
- First Tree Texas High Plains 1963 Panhandle
- Thomas Cree Homesite 1980 Panhandle
Cass County 1
- Civilian Conservation Corps at Linden 2001 Linden
Cherokee County 4
- Jacksonville's Public Square 2021 Jacksonville
- Love's Lookout 1978 Jacksonville
- Morrill Orchard Company 2002 Alto
- Mound Prairie 1970 Alto
Childress County 1
- Goodnight Trail 1964 Childress
Coke County 2
- Panther Gap 1973 Silver · Listed as missing
- Shelving Rock 1972 Robert Lee
Collin County 1
- Old Settlers Park 1997 McKinney
Colorado County 3
- Columbus Oak 1936 Columbus
- District Court Tree 1969 Columbus
- Site of J. Light Townsend Homestead 1999 Columbus
Comal County 5
- Edgar Alfred Grist, DVM 2022 New Braunfels
- Ferdinand J. Lindheimer 1936 New Braunfels
- Home of Ferdinand Lindheimer 1936 New Braunfels
- Natural Bridge Caverns 1967 New Braunfels
- West End Park and Dance Hall 2016 New Braunfels
Comanche County 3
- Fleming Oak 1965 Comanche
- Hanging Oak 1967 Comanche
- Robert Thomas Hill 1995 Comanche
Cooke County 2
- The Cross Timbers 1970 Gainesville
- Moffett Park 2005 Gainesville
Coryell County 1
- Mother Neff State Park 1968 The Grove
Crane County 1
- Juan Cordona Lake 1965 Crane
Crosby County 2
- John R. Ralls Building 1967 Ralls
- Silver Falls Pavilion 2021 Crosbyton
Dallas County 17
- Anderson Bonner 2020 Dallas
- Browder Springs 1968 Dallas
- Cedar Springs 1936 Dallas
- Old City Park 1976 Dallas
- Civilian Conservation Corps Company 2896 2004 Dallas
- Dallas Zoo 1988 Dallas
- Dr. Frank E. Rutherford Veterinary Hospital 1999 Dallas
- Flag Pole Hill Park 2017 Dallas
- Grapevine Springs Park 2003 Coppell
- Kiest Memorial Garden 2021 Dallas
- McKamy Spring 2015 Richardson
- Moorland YMCA Building 2011 Dallas
- Penn Springs 1982 Duncanville
- Rawhide Creek and Park 1971 Farmers Branch
- Robert E. Lee Park 1991 Dallas
- Steel Dust 1971 Dallas
- White Rock Dam, Reservoir and Park 2004 Dallas
Deaf Smith County 1
- Mothers Park 1970 Hereford
Denton County 3
- Flower Mound 1984 Flower Mound
- Quakertown 2010 Denton
- University Gardens, Texas Woman's University 1982 Denton
DeWitt County 2
- Jubilee Park Pavilion 1969 Nordheim
- Pilot Knob 1968 Pilot Knob
Dickens County 1
- Dickens Springs 2000 Dickens
Eastland County 1
- Burkett House 1998 Eastland
Ector County 8
- Old Buffalo Wallow 1964 Odessa
- The Caprock 1967 Odessa
- El Paso Natural Gas Company's First Compressor Transmission Engine 1970 Odessa
- The Jackrabbit 1964 Odessa
- Odessa Meteor Crater 1962 Odessa
- Permian Basin 1964 Odessa
- Prairie Dog 1964 Odessa
- Waddell Pecan Tree 1972 Odessa
Edwards County 3
- Headquarters, American Angora Goat Breeders' Assn. 1965 Rocksprings
- Jess L. Hankins and King P-234 2017 Rocksprings
- The Rock Spring 1972 Rocksprings
El Paso County 7
- Fusselman Canyon 2002 El Paso
- Hueco Tanks 1936 Hueco
- Memorial Park 1981 El Paso
- Pioneer Plaza 1988 El Paso
- San Andres Salt Trail 2008 El Paso
- San Jacinto Plaza 1968 El Paso
- Southwestern International Livestock Show and Rodeo 2004 El Paso
Ellis County 3
- Getzendaner Memorial Park 2006 Waxahachie
- Paul Richards Park 2007 Waxahachie
- Waxahachie Chautauqua Building 1972 Waxahachie
Erath County 5
- Site of Hotel Knox and Thurber Mining Office 1994 Thurber
- New York Hill 1994 Thurber
- Thurber 1969 Thurber
- Site of Thurber Brick Plant 1994 Thurber
- Site of Thurber's First Coal Mine 1994 Thurber
Fannin County 1
- Crockett Park 1970 Honey Grove
Fayette County 2
- Bermuda Valley Farm 1969 Schulenburg
- First Roadside Park in Texas 1968 La Grange
Freestone County 1
- W.L. Moody Confederate Reunion Grounds 2014 Fairfield
Gaines County 2
- Cedar Lake 1936 Loop
- Lake Mackenzie 1979 Seminole
Galveston County 6
- Site of Galveston County Poor Farm 1997 League City
- Galveston Garten Verein 1971 Galveston
- League Park 1981 League City
- Original Oleander Planting in Galveston 1970 Galveston
- Runge Park 1974 Santa Fe
- Stringfellow Orchards 1992 Hitchcock
Garza County 4
- Duffy's Peak 1969 Post
- Garza County 1965 Post
- Llano Estacado 1963 Post
- Twin Chimneys 1970 Post
Gillespie County 4
- Site of The Andreas Lindig Lime Kiln 1970 Stonewall
- Cross Mountain 1976 Fredericksburg
- Enchanted Rock 1936 Fredericksburg
- Market Square (Mark Platz) 1990 Fredericksburg
Goliad County 1
Gonzales County 7
- Central Square 1966 Gonzales
- Site of Hopkinsville 1969 Gonzales
- Military Plaza 1966 Gonzales
- Plaza 1966 Gonzales
- Salt Flats of Pilgrim Lake 1969
- Sam Houston Oak 1936
- Two Miles North to Site of Maurin Quarry 1969 Gonzales · Listed as missing
Grayson County 4
- The Civilian Conservation Corps at Loy Park 1998 Denison
- Forest Park 2017 Denison
- Mame Roberts 2002 Howe
- Park of Old Settlers Association of Grayson County 1970 Sherman
Gregg County 3
- Driller Park 1998 Kilgore
- The Grove 2002 Longview
- The New Deal Era in Kilgore 1993 Kilgore
Grimes County 1
- Town of Bedias 1968 Bedias
Hale County 2
- Discovery Site of the Plainview Point 1973 Plainview
- Hackberry Groves 1972 Plainview
Hamilton County 1
- Twin Oaks 1967 Hamilton
Hansford County 1
- Site of Cator Buffalo Camp 1936 Gruver
Hardin County 2
- Lance Rosier 2004 Saratoga
- Richard E. Jackson 2002 Kountze
Harris County 8
- Bayou Bend 1973 Houston
- Hidalgo Park Quiosco 2010 Houston
- J. Robert Neal Estate Garden 2018 Houston
- The Legacy of Emancipation Park 2017 Houston
- Old Market Square 1969 Houston
- Moore Log House 1996 Houston
- Southside Place Park 2022 Houston
- Teas Nursery Company 1993 Houston
Hays County 1
- Wonder Cave 1972 San Marcos
Hemphill County 4
- 133 yards east to site of Historic Cottonwood 1969 Canadian
- 58 Yards West to Routes of Historic Trails 1969 Canadian
- Anvil Park Ranch 1967 Canadian
- R. Dick Bussell 1967 Canadian
Henderson County 1
- Brownsboro Norwegian Lutheran Cemetery 1976 Brownsboro
Hidalgo County 10
- Archer Park 1981 McAllen
- Bentsen-Rio Grande Valley State Park 1986 Mission
- Citrus Fruit Developed in Rio Grande Valley - Red-Meat Grapefruit 1966 Weslaco
- El Horcon Tract and Rio Rico 1993 Mercedes
- El Sal del Rey 1964 Linn
- El Sal del Rey, C.S.A. 1963 Edinburg
- Gibson Park 2010 Weslaco
- Hilltop Gardens 2014 Monte Alto
- Oblate Park 1984 Mission
- Thomas Walter Jones 1994 Alamo
Hill County 2
- Abbott's Grove 2003 Hillsboro
- Confederate Veterans and Old Settlers Reunion Grounds 1977 Hillsboro
Hood County 2
- Acton Public Square 1976 Acton
- Comanche Peak 1969 Granbury
Houston County 3
- Houston-Leon County Coal Company 1996 Lovelady
- Houston's Mound 1995 Grapeland
- William Kyle McLean 1992 Crockett
Hudspeth County 2
- Crow Springs 1974 Salt Flat · Listed as missing
- Resentment over_El Paso Salt War 1936 Salt Flat
Hutchinson County 1
- Gulf Dial #1 Oil Well 2018 Stinnett
Jack County 2
- Lost Valley 1970 Jacksboro vicinity
- Sewell Park 1972 Jacksboro
Jefferson County 1
- Lakeshore/Lions Park 1991 Port Arthur · Listed as missing
Johnson County 3
- Cleburne Town Square 1970 Cleburne
- Market Square 1967 Cleburne
- Site of Old Picnic Grounds 1966 Cleburne
Kendall County 2
- Cascade Cavern 1984 Boerne
- Hygieostatic Bat Roost 1981 Comfort
Kent County 2
- Double Mountain Salt Works (on Brazos River) 1965 Jayton
- Putoff Canyon 1969 Jayton
Kerr County 4
- Site of Animal Health Discovery 1972 Kerrville
- Apelt Armadillo Farm 2009 Center Point
- Camps Verde, C.S.A. 1964 Camp Verde
- Mosty Brothers Nursery 2014 Center Point
Kimble County 5
- Cloud Point 2001 Junction
- London Town Square 1971 London
- The Oliver Pecan 1973 Junction
- Reichenau Gap 1966 London
- Schreiner Park 1970 Junction
Knox County 1
- The Narrows 1965 Benjamin
La Salle County 1
- Cotulla City Park 1982 Cotulla
Lamar County 1
- Tridens Prairie 1985 Brookston
Lamb County 1
- Lamb County Sand Hills 1979 Springlake
Lampasas County 4
- Site of Abney Plunge 2003 Lampasas
- C.S.A. Salt Works 1964 Lometa
- Hancock Springs 1966 Lampasas
- Hanna Springs 1998 Lampasas
Lavaca County 3
- Old Hanging Tree 1967 Hallettsville
- Sulphur Park 2016 Shiner
- Welhausen Park Bandstand 1976 Shiner
Liberty County 4
- Plaza Constitucional (Municipal Square) 1968 Liberty
- Plaza de Carcel, y Casas de Correccion 1968 Liberty
- Plaza de Mercado 1968 Liberty
- Plaza Iglesia Parroquial (Parish Church Square) 1968 Liberty
Limestone County 6
- Booker T. Washington Park 1968 Mexia
- Civilian Conservation Corps at Fort Parker State Park 1997 Groesbeck
- Fort Parker Memorial Park 1963 Groesbeck
- Joseph F. Johnston Reunion Grounds 1965 Mexia
- Joseph W. Stubenrauch 1970 Mexia
- Site of Old Potter's Shop 1967 Thornton
Live Oak County 2
- Charter Oak 1966 George West
- Site of Three Rivers Glass Factory 1973 Three Rivers
Llano County 4
- Antlers Hotel 2002 Kingsland
- C.S.A. Salt Works 1964 Buchanan Dam
- Granite Industry in Llano County 2014 Llano
- Nine Miles West is the Enchanted Rock 1936 Llano
Lubbock County 2
- Cora Vance and Vance Hatchery 2023 Shallowater
- Ransom Canyon 1993 Lubbock
Marion County 1
- Marion County Depression Era Roadside Park 2011 Jefferson
Mason County 1
- Site of Old Park Named for Comanche Chief Katemcy 1967 Katemcy
Maverick County 1
- Eagle Pass Coal Mines 1975 Eagle Pass
McCulloch County 1
- Geographic Center of Texas 1963 Brady vicinity
McLennan County 4
- Proctor Springs 1971 Waco
- The Ross Oak 1975 Waco
- Rotan Drive 2011 Waco
- William Cameron Park 2011 Waco
Medina County 1
- The Wiemers Oak 1977 Hondo
Menard County 1
- Puerto de Baluartes (Haven of the Strong Points) 1964 Menard
Milam County 2
- La Recluta and La Escuelita 2002 Rockdale
- Wilson-Ledbetter Park 2013 Cameron
Mills County 2
- Dam and Well 1976 Goldthwaite
- San Saba Peak 1986 Goldthwaite
Mitchell County 2
- Buffalo Trails 1967 Colorado City
- Ruddick Park 1970 Colorado City
Montague County 3
- M. Johnson Poultry Ranch 2008 Bowie
- Pelham Park 2016 Bowie
- Queen's Peak Indian Lookout 1936 Bowie
Moore County 1
- Geological Riches of Moore County 1970 Dumas
Nacogdoches County 1
- Ancient Mound 1966 Nacogdoches
Newton County 1
- Woods Park (Newton County Fairgrounds) 2008 Newton
Nueces County 5
- Artesian Park and Sulphur Well 1976 Corpus Christi
- Flour Bluff 1976 Corpus Christi
- Site of Old Salt Mill 1976 Corpus Christi
- Padre Island and Padre Nicolas Balli 1979 Corpus Christi
- Ward Island Corpus Christi
Orange County 1
- West End Park 2015 Orange
Palo Pinto County 3
- Bethel Strawn 1965 Strawn
- Civilian Conservation Corps at Possum Kingdom State Park 1996 Caddo
- Home of Stephen Bethel Strawn 1973 Strawn
Parker County 3
- First Plant of Acme Brick Co. 1966 Millsap
- Original Plant of Acme Brick Company 1966 Millsap
- Soldier Spring Park 1976 Weatherford
Pecos County 1
- Pecos County Camptosaur Tracks 1968 Ft Stockton
Potter County 6
- Amarillo 1965 Amarillo
- Amarillo Helium Plant 1965 Amarillo
- Dr. Charles Newton Gould 1967 Amarillo · Listed as missing
- Helium Time Columns Monument and Museum 1968 Amarillo
- Site of Significant Archaeological Find, American Mammoths 1966 Amarillo
- The United States Topographical Engineers in the High Plains of Texas 1973 Amarillo
Randall County 3
- C. Stuart Johnston 2010 Canyon
- The Civilian Conservation Corps at Palo Duro Canyon State Park 2009 Canyon
- The Sad Monkey Railroad 2019 Canyon
Reeves County 2
- The Pecos Cantaloupe 1970 Pecos
- San Solomon Spring 1964 Toyhavale · Listed as missing
Refugio County 1
- Woodsboro Square 1999 Woodsboro
Roberts County 1
- Fossil Beds 1970 Miami
Robertson County 1
- Virginia Field Park 1968 Calvert
Runnels County 1
- Cotton Production in Runnels County 1976 Winters
San Patricio County 1
- Late Pleistocene Ingleside Fauna 1984 Ingleside
San Saba County 2
- Edmond E. Risien, Pecan Pioneer 1969 San Saba
- Wedding Oak 1972 San Saba
Scurry County 5
- Home County of Famous Frontiersman J. Wright Mooar 1967 Snyder
- Home County of Famous Frontiersman J. Wright Mooar 1995 Snyder
- The Prairie Dog (Cynomys Ludovicianus) 1968 Snyder
- Witness Tree 1966 Snyder
- Witness Tree 1966 Snyder
Shackelford County 2
- Cottle No.1, First Gas Well in Shackelford County 1974 Moran
- Ledbetter Salt Work, C.S.A. 1963 Albany
Smith County 1
- Neches Saline, C. S. A. 1965 Tyler · Listed as missing
Somervell County 1
- Dinosaur Tracks 1970 Glen Rose
Stonewall County 1
- Rath City 1979 Aspermont
Swisher County 1
- Two Miles North of Here 1936 Tulia
Tarrant County 16
- Site of Arlington Downs Racetrack 1978 Arlington
- Carousel 1966 Arlington
- Coliseum 1984 Fort Worth
- Commercial Horticulture in Euless 2008 Euless
- Site of Confederate Park 2000 Lakeside
- Early Site of Southwestern Exposition and Livestock Show 1995 Fort Worth
- Fort Worth Livestock Exchange 1967 Fort Worth
- Fort Worth Stock Yards Company 1986 Fort Worth
- Fort Worth Stock Yards Entrance 1985 Fort Worth
- Fort Worth Stockyards Hog and Sheep Markets 1994 Fort Worth
- Fort Worth Stockyards Horse and Mule Barns 1986 Fort Worth
- Fort Worth Zoological Park 1983 Fort Worth
- The Handley Power Plant and Lake Erie 1980 Fort Worth
- Raymond C. Morrison 2011 Fort Worth
- Southwestern Exposition and Livestock Show 1995 Fort Worth
- Texas Garden Clubs, Inc. Headquarters 2011 Fort Worth
Taylor County 3
- Castle Peak 1968 Merkel
- The Civilian Conservation Corps at Abilene State Park 2001 Tuscola
- Mulberry Canyon 1997 Merkel
Terry County 1
- The Oak Grove 1969 Brownfield
Titus County 1
- Dellwood Park 1973 Mt. Pleasant
Tom Green County 2
- Municipal Swimming Pool 1989 San Angelo
- Sheep and Goat Industry in Texas 1974 San Angelo
Travis County 16
- Andrew Jackson Zilker 2002 Austin
- Ashford McGill House (Zilker Park Refectory) 1990 Austin
- Balcones Fault Aids Colonization of Texas 1976 Austin
- Barton Springs 1970 Austin
- Deep Eddy Bathing Beach 1991 Austin
- Mount Bonnell 1969 Austin
- Parque Zaragoza 2015 Austin
- Pease Park 1971 Austin
- Peter Henry Oberwetter 1977 Austin
- Old Quarry Site 1981 Austin
- Rosewood Park 2018 Austin
- Seiders Oaks 1967 Austin
- Taylor Lime Kiln #1 1983 Austin
- Tyler Rose 1969 Austin
- Waters Park 1996 Austin
- Wooldridge Square 2022 Austin
Tyler County 1
- Fort Teran Park Colmesneil
Upton County 7
- Bobcat Hills 1967 McCamey
- Castle Gap 1962 McCamey
- Castle Mountain 1966 McCamey
- King Mountain 1968 McCamey
- Rattlesnake Butte 1967 McCamey
- Square Top Mountain 1968 Rankin
- Table Top Mountain 1967 Rankin · Listed as missing
Uvalde County 6
- C.S.A. Saltpetre Mine 1965 Concan
- Civilian Conservation Corps at Garner State Park 2007 Concan
- Dry Frio Canyon 1968 Uvalde
- Knippa Trap Rock Plant 1993 Knippa
- Silver Mine Pass 1968 Concan
- Town of Knippa 1969 Knippa
Val Verde County 3
- Brown Plaza Del Rio
- Hill, Robert Thomas 2004 Langtry
- U. S. Army Camel Corps 2002 Del Rio
Van Zandt County 1
- Brady P. Gentry 1967 Van
Victoria County 3
- De Leon Plaza 1998 Victoria
- Gilbert Onderdonk and Nursery, Texas 2007 Nursery
- Memorial Square 1968 Victoria
Walker County 1
- Emancipation Park Huntsville
Ward County 1
- Monahans Sandhills State Park and Museum 1964 Monohans
Washington County 6
- Old Baylor Park 1973 Independence
- Gideon Lincecum 1993 Burton
- Gideon Lincecum 1997 Brenham
- Greenvine Gas Discovery 1967 Greenvine
- Milroy's Garden and Orchard 2014 Brenham
- William H. Watson 2015 Brenham
Webb County 4
- Bruni Plaza 1997 Laredo
- Site of Darwin Community 1996 Laredo
- Jarvis Plaza 1997 Laredo
- Rio Grande and Eagle Pass Railroad (Pecos and Rio Grande Railroad) 1997 Laredo
Wichita County 4
- Henry C. Luecke Pioneer, Blacksmith and Inventor 1978 Wichita Falls
- Joseph Hudson Barwise 1990 Wichita Falls
- The Old Buffalo Road 1970 Electra
- Saint John Baptist Church 2019 Wichita Falls
Willacy County 1
- Great Salt Lake 1936 Raymondville
Williamson County 3
- Doak Pavilion Site 1967 Taylor
- The Round Rock 1975 Round Rock
- San Gabriel Park 1998 Georgetown
Winkler County 2
- Blue Mountain 1964 Kermit
- The Sand Hills 1967 Kermit
Wise County 2
- Bridgeport Coal Mines 1971 Bridgeport
- Gose Trees 1973 Decatur
Wood County 1
- J. H. Jones and the Old Settlers Reunion Grounds 1981 Quitman
Young County 2
- Cattle Raisers Association Oak 1936 Graham
- Graham Salt Works 1987 Graham