The Volcano Tours take place Saturdays and Sundays starting on June 29th through September 1st.

Discover the geologic history of the Mono Basin with a walk into the middle Panum Crater, a plug-dome volcano. Meet at the Panum Crater parking lot. 5 miles south of Lee Vining on Hwy 395, then 3 miles east on Hwy 120 East, look for the Volcano Tour sign.