Silver Dollar City has a unique history, and it all revolves around the natural cave, dubbed Marvel Cave. The beginnings of the cave as a tourist attraction started in 1894 by a C ...

Winter in Alaska has waterfalls frozen mid-cascade, ice caves so blue they look unreal, and lakes so clear you can skate ...

One day, a team member drilled into an 18-inch opening that led to a new cave, where Ruby Falls now stands. Located 1,120 feet below the surface of the mountain, Ruby Falls is America's largest ...

Many recent visitors called the Cave of the Winds a "must-do" when in Niagara Falls. After taking an elevator 175 feet down into the Niagara Gorge, you'll be able to roam a series of wooden ...