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3,623 parks
Tiekel Road Grade
Alaska
This old alignment of the Richardson Highway is accessible at mile 47 of the Richardson, just north of the Ren…
Tijuana River National Estuarine Research Reserve
California
The Tijuana River National Estuarine Research Reserve preserves one of the largest remaining examples of coast…
Tijuana Slough National Wildlife Refuge
California
Tijuana Slough is a 1,072-acre wetland where the Tijuana River meets the Pacific Ocean. The refuge was establi…
Tilted Mesa Mountain Biking Trail System (Tilted Mesa)
Utah
The 400-acre Tilted Mesa Trail System consists of three connected mesas (from east to west, these are called F…
Timbered Crater Wilderness Study Area
Oregon
The Timbered Crater Wilderness Study Area is an outstanding showcase for the geology of extinct volcanic crate…
Timpanogos Cave National Monument
Utah
The visitor center, caves, and cave tours are scheduled to open on May 18, 2026. Visitors must be on a cave to…
Timpanogos Cave National Monument
Utah
Hike your way past stunning vistas to explore a hidden underground world. Taste the thrill of caving as you tw…
Timucuan Ecological & Historic Preserve
Florida
Visit one of the last unspoiled coastal wetlands on the Atlantic Coast. Discover 6,000 years of human history …
Timucuan Ecological & Historic Preserve
Florida
Visit one of the last unspoiled coastal wetlands on the Atlantic Coast. Discover 6,000 years of human history …
Tinemahah Viewing Area
California
The Tinemaha Wildlife Viewing area allows visitors a 360 degree view of this portion of the Owens Valley. Tule…
Tioga-Hammond Lakes
Pennsylvania
Twin lakes in north central Pennsylvania with overnight and dayuse facilities in a scenic environment, southwe…
Tionesta Lake
Pennsylvania
Winding its way through the rugged hills of northwestern Pennsylvania, Tionesta Lake offers a unique setting f…
Tishomingo National Wildlife Refuge
Oklahoma
Tishomingo National Wildlife Refuge is one of more than 560 national wildlife refuges that form a network of U…
Togiak National Wildlife Refuge
Alaska
Togiak National Wildlife Refuge was established on February 11, 1980, but is part of a much larger region that…
Tom Steed Reservoir
Oklahoma
Mountain Park Dam, Mountain Park Project, forms Tom Steed Reservoir, and regulates natural flows of West Otter…
Tom's Canyon Trail
Utah
Tom’s Canyon Trail is a 2.5-mile loop hiking and equestrian trail to the northeast of Kanab, Utah. The trail o…
Tombigbee National Forest
Mississippi
Divided into two sections in east-central Mississippi along the Natchez Trace Parkway corridor, Tombigbee Nati…
Tongass National Forest
Alaska
The largest national forest in the United States at 16.7 million acres, Tongass National Forest encompasses vi…
Tonsina River Trail
Alaska
This 17 (b) easement provides foot access to the lower Tonsina River. The trail leads approximately 2 miles to…
Tonto National Forest
Arizona
The largest national forest in Arizona and one of the most visited in the nation, Tonto National Forest stretc…
Tonto National Forest
Arizona
Tonto National Monument
Arizona
The Salado Phenomena, 700 years ago, blended ideas of neighboring Native American cultures to emerge a unique …
Tonto National Monument
Arizona
Located within the northern range of the Sonoran Desert lie two cliff dwellings that were occupied from 1300-1…
Topaz Mountain
Utah
Topaz, Utah's state gem, is a semi-precious gemstone that occurs as very hard, transparent crystals in a varie…