The world's largest clay lick, where parrots gather to snack.

A 500-year-old series of tunnels long believed to be folkloric was uncovered beneath the streets of Puebla.

A famous hotel houses an impression collection of mini dioramas and giant doll houses.

This quiet bird sanctuary on the Danish coast is home to something not usually found in a conservation area: hunters' cabins.

The strange phenomenon causing gravity to "work backwards" on this hill has been blamed on the paranormal.

A blank headstone topped with a pile of pennies marks the final resting place of the infamous assassin.

Hidden amid the tropical forest in the Caribbean Sea are the decaying ruins of the Cocaine King's luxurious island party home.

Priceless space junk on display in front of a local Dairy Queen.

A preserved factory in the "Home of the Carrousel" is now a museum dedicated to the classic wooden ride.

Recycling meets art in this colorful barricade.

No one seems to know who suffered the disappointment at this particular place.

Would you like a sleeper hold with that?

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

These mythological giants take time out of their busy day guarding a Victorian market to let you know what time it is.

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

An abandoned jewel of a ballroom on the top floor of Australia’s busiest rail station echoes with the sounds of a bygone era.

A headstone tells the sad story of a lost little boy and his pet dog.

The "world's smallest volcano" has been used to store meals and dispose of dead bodies.

Human skulls and a stuffed goat made into a rocking chair can be found at this strange little store.

The abandoned "Red Star Train Graveyard" is the final rusting place for precious artifacts of train history.

This painted Lego bridge is the product of over a century of locomotive history.

130 replicas of world wonders squeezed into just 118 acres of space.

A model home in the Medical Examiner's Office in which grisly death scenes are staged to train forensic investigators.