Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Even Henry David Thoreau found this glacial pothole irresistible.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

A giant open-air sculpture made of over 200 full-sized boats.

A piece of the iconic wall found an unlikely new home in a Vegas bathroom.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

The drama of nature in full effect in this Nevada State Park.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

Sculptures, jams, and the wild west collide at this folksy retreat.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

Breathtaking and huge 430 year old maps of Italy.

An unusually designed bridge from the 1920s was built to withstand the tides and winds of Maine.

Accessible only by boat, this centuries-old island fort never saw troops or combat.

This homegrown adoption center offers a wonderland of feline companionship.

Elvis's own personal tropical hideaway.

This two-room shotgun shack in Tupelo is the birthplace of a King.

The first declared National Monument in the United States.

A bizarre house filled with an astounding array of collections.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

The only structure left with direct ties to the Salem witchcraft trials of 1692.