National Park Service, New Mexico.
High ancient sea ledges, deep rocky canyons, flowering cactus, and desert wildlife—treasures above the ground in the Chihuahuan Desert. Hidden beneath the surface are more than 119 caves—formed when sulfuric acid dissolved limestone leaving behind caverns of all sizes.
To access the park's only entrance road, New Mexico Highway 7, turn north from US Hwy 62/180 at White's City, NM, which is 20 miles (32 km) southwest of Carlsbad, NM and 145 miles (233 km) northeast of El Paso, TX. The entrance road stretches a scenic seven miles (11.3 km) from the park gate at White's City to the visitor center and cavern entrance. The address for the park's visitor center is 727 Carlsbad Caverns Hwy, Carlsbad, NM, 88220, located 27 miles (43 km) from the town of Carlsbad.