A Portuguese Jewish cemetery filled with stunning grave monuments that date back to 1614.

This museum inside Amsterdam's largest cemetery explores how people deal with death.

A poignant museum dedicated to the history of the Dutch resistance against Nazi occupation

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

A floating cat sanctuary on an Amsterdam canal.

Cat art as far as the eye can see.

Museum preserving torture methods from the past.

A beautifully eclectic mix of architectural styles.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

A downtown filled with nearly deserted historic buildings was revived as a pastel paradise.

A decaying building marks the site associated with Emmett Till's brutal 1955 murder, which helped sparking the civil rights movement.

An extravagant western hotel where every floor is the "ground floor."

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

One of the most acclaimed eateries in Arkansas is a two-table diner on the ground floor of a family home.

The Old Mill shown in the opening credits of “Gone With the Wind” is actually fairly new, and was never a mill at all.

This ancient cave temple complex is the largest and best-preserved temple complex in Sri Lanka.

Roadside collection of 65,000 signs.

The ruins of this Alaska gold mine form a gorgeous ghost town.

This greenhouse was once a hockey arena.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

This Alaskan town appoints the general store's resident feline as honorary mayor.

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

5,000 skulls in memorial to those killed by the Khmer Rouge.

This French colonial post office is arguably the grandest in all of Southeast Asia.