Only hotel where you can legally launder money.

San Francisco's most expensive hotel suite includes a secret passageway rumored to have been used by JFK.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

A bizarre house filled with an astounding array of collections.

There's an exclusive Beefeaters pub hidden in the Tower of London.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

This statue of Olympic hockey coach Herb Brooks immortalizes one of the greatest moments in American sports history.

The second oldest continuously operating bar in Louisiana.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

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.

Built in 1931, this small passageway is believed to be the first modern skyway.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

There’s a hidden military meme engraved on the World War II Memorial.

This rustic old building is said to be the most photographed barn in America.

A small but immensely extravagant palace built by the "Night King."

The home where a lovestruck Fitzgerald wrote his first published novel, "This Side of Paradise."

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

Explore the quarry where the marble was sourced for Michaelangelo's David.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

Disks are rolled out onto the south lawn to absorb the impact of Marine One's wheels like giant coffee coasters.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

Terrifically morbid cemetary and site of famous Paracelsus' grave.

Daily jousts and dancing barrel makers in Munich's mechanical clock.