4 show caves with public tours within 150 miles of Sacramento. The closest is Black Chasm, about 48 miles away, and 2 are within 60 miles.
Distances are straight-line miles from downtown Sacramento; driving takes longer. Tour details checked 2026-10-22 against each cave's own site.
A cavern in Volcano, California, off Highway 88 near Pine Grove, viewed from three platforms linked by five flights of stairs.
Volcano, CA, 58°F inside, from $24
A cave near San Andreas, off Highway 49, with the Trail of Lights walking tour and a Trail of Lakes tour, about 60 steps on the main route.
Mountain Ranch, CA, 54°F inside, from $24
A California cave with 45-minute guided tours, open daily in summer and Thursday to Monday the rest of the year.
California, from $24
A cave you descend by a ten-story spiral staircase on a 45-minute tour, with half-day belly-crawling expeditions for the adventurous.
Vallecito, CA, 61°F inside, from $27.56
