Cave A cave is a hollow place in the ground, specifically a natural space large enough for a human to enter Caves form naturally by the weathering of rock and often extend deep underground The word cave can also refer to much smaller openings such as sea caves, rock shelters, and grottos, though strictly speaking a cave is exogene, meaning it is deeper than its opening is wide, and a rock shelter National Speleological Society Salt, Smoke, and Sketchy Slopes Miles of Survey in Grand Canyon Caves In Grand Canyon National Park, expedition teams have surveyed over miles of new cave passage in the past years. Cango Caves Oudtshoorn South Africa Western Cape Klein Cango Caves is the only show cave in Africa which offers a choice of Heritage easy or Adventure Tours.All tours are lead by experienced, knowledgeable and accredited Caves Guides.All tours are offered in English but Afrikaans, German, French and other language options may be available please check language availability when making reservations. Chislehurst Caves Chislehurst Caves Home page of Chislehurst Caves a tourist attraction in Kent Tours leave every hour on the hour, the first is at am and the last at pm. Green Grotto Caves A journey into underworld charm a speologist s dream, a green cavern of mystery and adventure, a slice of Jamaica s history part of your vacation with a difference such are the accolades that can be ascribed to the largely unexplored labyrinth of mystical underground caverns called Green Grotto Caves which is surrounded by thick vegetation and supplied with pristine waters flowing Waitomo New Zealand Waitomo Caves, Glow Worms, Black Discover Waitomo Sightseeing tourist attractions include New Zealand s world famous Glowworm at Waitomo Caves underground Black Water Rafting. Nerja Caves Cuevas de Nerja Guided Tours For there are revised visiting hours to the Nerja Caves as well as the introduction of a number of special guided tours, such as The Secrets of the Caves Warsaw Caves Home Camping, caving spelunking , canoeing and hiking in a natural setting in the Kawarthas near Peterborough, Ontario. Neopets Terror Mountain Ice Caves Neopets.Com Virtual Pet Community Join up for free games, shops, auctions, chat and Warsaw Caves the Caves The Warsaw Caves Conservation Area and Campground takes its name from a series of seven caves found in the park The caves were formed thousands of years ago at the end of the last ice age by the rushing melt waters of a glacier that covered Ontario.