Mercer Caverns Murphys, California P.O. BOX 509 (209) 728-2101 ...

The Sequoia Natural History Association (SNHA) is a non-profit, membership organization that supports Sequoia and Kings Canyon National Parks and other areas of the National Park System.

Moaning Cavern is California's largest single-chambered public cave. We offer cave tours, 3-hour spelunking trips, a rope rappel, gemstone mining, gold panning and a free nature trail.

Established as a National Natural Landmark in 1976, this stunning cavern with its spectacular foot-long crystal formations, huge rooms and deep lakes is a must see for cavern enthusiasts. The Colossal Room is 100 feet across and 150 feet deep with giant rock bridges lodged high above deep, dark lakes. The Landmark Room is famous for its massive arrays of twisting, looping helictite crystals. The ...

California Cavern at Cave City has been delighting visitors since 1850 with its beautiful crystalline formations. Walking tours, wild cave spelunking trips and gemstone mining are available.

Guided cave tours, underground gold mine tours, underground rappels, advanced and novice adventure spelunking expeditions and more, for experienced cavers and the entire family in four beautiful caverns in California - Black Chasm, Boyden Cavern, California Cavern, Moaning Cavern and one modern hard rock mine in the historic gold country - Sutter Gold Mine. ...

Boyden Cavern is located in the deepest canyon in the United States, the spectacular 8, 000 feet deep Kings River Canyon of Sequoia National Monument, and lies beneath the massive 2, 000 foot high marble walls of the famous Kings Gates. Please be aware that to get to Boyden Cavern, you must drive into Sequoia National Park where the National Park Service charges each vehicle $10. This fee is not ...

Coupon for Lake Shasta Caverns tour in Northern California. Includes a colorful catamaran cruise across the lake!