https://caverntours.com/moaning-cavern-adventure-park-and-california-zip-lines/cave-adventure-trip-moaning-cavern/ Activity Prices: Walking Tour Adult (ages 13 and up)$17.50 Walking Tour Child (ages 3-12) $9.50 Adventure Trip (must 12+) $95 Walking Tour: 45 minutes Adventure Tour: 2.5 h