World's first "penitentiary," meant to be humane, drove men insane.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

One of the largest trees of its kind in California.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

Scenic mount trashmore, Virginia Beach's most curious waterfront still has a couple of secrets.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

This giant temperature attraction created some giant electric bills.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

An exotic wildlife habitat right off The Strip.

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

The unbelievably opulent home built for an infamous newspaperman.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

Quite simply the largest tree in the world (by volume).