France's most famous cemetery, with some of its most curious tombs.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A space dedicated to contemporary art and culture, co-chaired by fashion icon Miuccia Prada.

A Milanese café entirely designed by the American director Wes Anderson.

Two stone columns flank the grand Venice square, but there were supposed to be three.

Go inside to really appreciate this 500-year-old technological masterpiece.

The marble facade hides a little-known medical museum with early surgical instruments and rare copies of canonical texts.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

When ecosystems collide in the arid Southwest.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

This collection of Wild West movie memorabilia also claims to hold some secrets of the Lost Dutchman's mine.

The world's largest rose bush has literally outgrown the pioneer museum it was planted behind.

What is the Thing?

This is one really big nut.

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

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

A museum dedicated to the alleged Roswell Incident.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

One of Canada's oldest museums, the beautiful Redpath has been serving up Natural History and Ethnography since 1882.

Every year, the colorful murals of Montreal get a complete makeover.

Ozymandias’ time-keeping temple.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

Volunteer-run library dedicated to exploring five decades of activism history.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.