List of National Natural Landmarks in Texas

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From List of National Natural Landmarks, these are the National Natural Landmarks in Texas. There are 20 in total.

Name Image Date Location County Ownership Description
1 Attwater Prairie Chicken Preserve Attwater's Prairie Chicken.jpg 1968 Colorado federal/US Fish & Wildlife Service Contains the only significant segment of gulf coastal prairie.
2 Bayside Resaca Area 1980 Cameron federal/US Fish & Wildlife Service Located in Laguna Atascosa National Wildlife Refuge, contains an excellent example of a resaca.
3 Catfish Creek 1983 Anderson state/Texas Department of Parks and Wildlife One of the few remaining undisturbed riparian habitats in the western Gulf Coastal Plain
4 Caverns of Sonora 1965 Sutton private Contains unusual formations, such as bladed helictites and coralloid growths
5 Devil's Sinkhole 1972 Edwards state/Texas Department of Parks and Wildlife A deep, bell-shaped, collapsed limestone sink.
6 Dinosaur Valley State Park Dinosaur Valley State Park 1968 Somervell state/Texas Department of Parks and Wildlife The only known source of distinct and full-grown sauropod footprints.
7 Ezell's Cave 1971 Hays private Houses at least 36 species of cave fauna.
8 Enchanted Rock Enchanted Rock 1971 Gillespie, Llano state/Texas Department of Parks and Wildlife A classic illustration of a batholith and of the exfoliation process.
9 Fort Worth Nature Center and Refuge 1980 Tarrant municipal/City of Fort Worth Contains outstanding examples of the unique oak-hickory forest associations called cross timbers.
10 Greenwood Canyon 1975 Montague private A rich source of early Cretaceous mammalian fossils.
11 High Plains Natural Area Buffalo Lake NWR 1980 Randall federal/US Fish & Wildlife Service One of the best developed, least disturbed natural shortgrass climax communities remaining in the Great Plains. Part of Buffalo Lake National Wildlife Refuge.
12 Little Blanco River Bluff 1982 Blanco private An unspoiled example of the limestone bluff communities of the Edwards Plateau.
13 Longhorn Cavern Longhorn Cavern 1971 Burnet state/Texas Department of Parks and Wildlife State park contains an outstanding example of cave features formed during the phreatic phase of development.
14 Lost Maples State Natural Area Lost Maples State Natural Area 1980 Bandera, Real state/Texas Department of Parks and Wildlife An excellent illustration of Edwards Plateau flora and fauna.
15 Muleshoe National Wildlife Refuge Sandhill cranes at Muleshoe NWR 1980 Bailey federal/US Fish & Wildlife Service Saline lake beds, and shortgrass grama grasslands characteristic of the high plains.
16 Odessa Meteor Crater Odessa Meteor Crater 1965 Ector county Contains two meteorite impact craters. The largest is 550 feet (170 m) in diameter.
17 Palo Duro Canyon State Park Lighthouse formation 1976 Armstrong, Randall state/Texas Department of Parks and Wildlife Spectacular canyon that is an excellent example of a landform created by running water.
18 Santa Ana National Wildlife Refuge Wildlife at Santa Anna 1966 Hidalgo federal/US Fish & Wildlife Service A living museum of the lowland forested area of the Lower Rio Grande Valley.
19 Natural Bridge Caverns Natural Bridge Caverns 1971 Comal private A multilevel cavern system containing unusual speleothems and intricate helictites.
20 Cave Without a Name Cave Without a Name speleothems 2009 Kendall private Contains rare and nationally outstanding examples of speleothems.