Guadalupe Mountains National Park

Location: Texas

Year Established: 1966

Area: 86,415.97 acres (349.7 km2)

Annual Visitors: 166,868

This park boasts Guadalupe Peak, the highest point in Texas; the scenic McKittrick Canyon filled with bigtooth maples; a corner of the arid Chihuahuan Desert; and a fossilized coral reef from the Permian era.