One of America's first dinosaur parks gives a window into Depression-era paleontology.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

One part local history, 99 parts gruesome haunted house.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

Palace where the nearly un-killable Rasputin was murdered.

The king of U.S. high points towers over every other peak on the continent.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

The mysterious "Candelabra of the Andes" could represent anything from a god's trident to a hallucinogenic plant.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

A monument to the conquistador became increasingly controversial in the very city that he founded.

The large collection of pre-Columbian pottery might make you blush.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The notorious "Hanoi Hilton" where Vietnamese colonial subjects and later American POWs, including John McCain, were imprisoned.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

A diverse, expansive nature preserve in northeastern Kansas.

The world’s largest combined collection of U.S. and Russian aircraft got its start in a poultry building.

Giant pagoda houses the car that drove Thích Quảng Đức to his death by self-immolation.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

This black shoreline is made up of exploded lava particles.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.