

Lost Sea Adventure
Sweetwater, TN
Phone: 423-337-6616
Your Lost Sea adventure begins with a guided tour of the caverns. This involves a ¾ mile round-trip walk on wide sloping pathways. At the bottom of the cave, you will have a boat ride on The Lost Sea, America’s Largest Underground Lake. The lake covering more than 4 acres, is recognized by the U.S. Department of the interior as a Registered National Natural Landmark....

Luray Caverns
Luray, VA
Phone: 540-743-6551
Down below, your imagination will soar. Luray Caverns is the largest cavern in the eastern United States, yet walking through feels more akin to an unearthly experience. Visit Geology’s Hall of Fame. Tours along lighted, paved walkways lead visitors through cathedral-sized rooms with ceilings 10 stories high, towering stone formations, and natural wonders at every turn.

Majestic Caverns
Childersburg, AL
Phone: 256-378-7252
You don’t want to miss one of Alabama’s Most Unique Hot Spots which includes Alabama’s Big Cave, over 15 unique attractions, live entertainment, craft artisan demonstrations, and more! America’s Most Historic Caverns and Fun Park is a destination that is perfect for groups, families, friends, and adventuring individuals who all want to enjoy a unique bucket-list Alabama adventure!

Mammoth Cave National Park
Mammoth Cave, KY
Phone: 270-758-2180
More Than A Cave... Rolling hills, deep river valleys, and the world's longest-known cave system. Mammoth Cave National Park is home to thousands of years of human history and a rich diversity of plant and animal life, earning it the title of UNESCO World Heritage Site and International Biosphere Reserve.

Marengo Cave National Landmark
Marengo, IN
Phone: 812-365-2705
Indiana’s Most Visited Natural Attraction! In addition to the Crystal Palace and Dripstone Trail cave tours, we have some other amazing activities! New in 2020, you can buy a wristband, get unlimited times for the day, on the Pedal Karts, 30’ Sky Climber, 5,000 square feet on the Mega Maze, Mini Glow Putt Putt & the Crawl Simulator plus one bag of Gem Stone Mining.

Mark Twain Cave
Hannibal, MO
Phone: 573-231-1000
Traverse the labyrinth which inspired Mark Twain’s famous work, The Adventures of Tom Sawyer, in an easy, hour-long, guided tour of Missouri’s oldest show cave. The 3/8 mile long tour route is lit and walkways are level and smooth. The cave is open year-round and is a constant 52 degrees which makes it the perfect adventure for any day, rain or shine!

Marvel Cave
Branson, MO
Phone: 417-338-3894
Silver Dollar City theme park evolved around the entrance to one of nature's greatest wonders, Marvel Cave. In 1894, Canadian entrepreneur William Henry Lynch and his two daughters, Miriam and Genevieve, opened the cave as an Ozarks tourist attraction. For more than 50 years, Marvel Cave operated as a tourist show cave. In 1950, Hugo Herschend, a Danish immigrant from Chicago, his wife Mary and...

Melrose Caverns
Harrisonburg, VA
Phone: 540-434-3500
Underground History of the Civil War! Our unique caverns will hold the interest of history buffs, amateur geologists, the young and young at heart. Our guest's questions lead us down different avenues of history, making each tour unique! You’ll see beautiful rock formations, but more importantly, over 150 names and drawings that were etched or written by the soldiers themselves.

Meramec Caverns
Stanton, MO
Phone: 573-HOT-CAVE
Learn how the ancient Wine Table (World's rarest cave structure) was formed completely underwater. The entire cave complex stretches upwards past the height of a 7-story building and extraordinary formations can be seen throughout. On September 11, 2014, Meramec Caverns unveiled a new state-of-the-art light show. An all-new computerized LED light show replaced a manual incandescent light bulb show. This new light show, accompanied by...

Mercer Caverns
Murphys, CA
Phone: 209-728-2101
It was on Sept. 1, 1885, that Walter J. Mercer would, just by chance, make a discovery that would forever change his life. After spending most of that hot summer day having no luck prospecting for gold, Walter discovered a subterranean wonderland that is known today as Mercer Caverns. After the initial exploration of the caverns, Emile Stevenot proposed that the formation now known as...