A: Black Chasm Cavern
Walking tours - the cave environment is a cool 54°F, and humid year-round. However, short sleeved-shirts and shorts are usually fine. If you tend to chill easily, you should wear a sweatshirt and jeans. Shoes with good traction are recommended for going up and down the stairs. Please wear clothes that you do not mind getting dirty!

Boyden Cavern
Walking tours - regardless of the outside temperature and weather, the cavern environment is a constant 55°F/13°C with mild humidity. Most people are fine in short sleeves and shorts, however, those who get cold easily may want to bring a sweater or light jacket. Walking shoes such as sneakers are highly recommended. Slip-ons and sandals are not good caving shoes

California Cavern
Walking tours- regardless of the outside temperature and weather, the cavern environment is a constant 55°F/13°C with mild humidity. Most people are fine in short sleeves and shorts, however, those who get cold easily may want to bring a sweater or light jacket. Keep in mind that a cave can be dirty, especially during wet weather. It is recommended that you do not wear anything you care about. There are minerals in the dirt that may not wash out of your clothes. Walking shoes such as sneakers are highly recommended. Slip-ons and sandals are not good caving shoes.

Wild cave expeditions - the Mammoth Cave Expedition and Middle Earth Expedition require special clothing and gear. This information is given to you when you make a reservation and is also on this web site under "Expedition Preparation."

Click here to go to Expedition Preparation.

Gold Cliff Mine
Adventure Trip - requires special clothing and gear. This information is given to you when you make a reservation and is also on this web site under "Expedition Preparation."

Click here to go to Expedition Preparation.

Moaning Cavern
Walking tours - regardless of the outside temperature and weather, the cavern environment is a constant 61°F/16°C with mild to high humidity. In addition to the warm conditions, you will warm up going down and then back up the 235 steps. Most people are fine in short sleeves and shorts. However, those who get cold easily may want to bring a sweater or light jacket.

Rappel - no special clothing is required to rappel, but keep in mind that you may get dirty and some minerals may not wash out. Sandals and slip on shoes are not allowed.

Adventure Trip - requires special clothing and gear. This information is given to you when you make a reservation and is also on this web site under "Expedition Preparation."

Click here to go to Expedition Preparation.

Sutter Gold Mine
Walk tours - the gold mine is a cool 64°F year round. Shorts or jeans and t-shirt are fine, but if you chill easily you may want to substitute a sweatshirt for the t-shirt. Wear shoes with good traction, since parts of the mine are very muddy and wet.