Colossal Cave1 is a large cave system in southeastern Arizona, United States, near the community of Vail, about 22 miles (35 km) southeast of Tucson. It contains about 3.5 miles (5.6 km) of mapped passageways, and was discovered by Soloman Lick in 1879. Temperatures inside average 70 °F (21 °C) year-round.
This desert refuge has sheltered people for over a thousand years. It has been home, shrine, hideout, challenging workplace, exciting playground, tranquil retreat. Today the 2,400-acre Park showcases crystal-filled Colossal Cave and historic La Posta Quemada Ranch.
Both the penny and the dime machines2 are retired.
Five dollar entry fee for the Park per car.
Dime machine was located at the back of the gift shop at the cave.
GPS Coordinates 32.062055, -110.633517