On this lantern-lit tour, your guide will highlight Carlsbad Cavern history, formations, cave pools and Permian-age fossils. This is the easiest of the adventure tours on unpaved trails. Be aware that the dirt trail winds over uneven or slippery slopes and careful footing is required to avoid cavern pools and fragile formations. Lanterns are provided.

Reservations are required for the Left Hand Tunnel tour. To make reservations call 1.877.444.6777 or visit Recreation.gov.

Duration: 2 hours

When: Daily at 9 a.m.

Where: Tour departs from the visitor center lobby.

Cost: $7 for adults and $3.50 for children, Senior and Access Pass holders. Tour participants must also purchase an entrance fee ticket.

Requirements: Good walking shoes. Ages 6 and over. Anyone under 16 must be accompanied by an adult.