The most famous location in China was home to whole dynasties worth of imperial rulers.

Jumping-off point for a climb up Mt. Everest is the most dangerous airport in the world.

Last stop before the top of the highest peak in the world.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

Elevated freight railway turned wildly successful urban park.

A striking symbol of the Bulgarian capital.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

In a long-dry lake bed, these groups of massive stone pillars bear a striking resemblance to clumps of everyone's favorite fungi.

A spectacular Bulgarian cave resembling a devil's head with a waterfall rushing down its throat.

This historic black and white monastery is one of Bulgaria's architectural jewels.

Louise Bourgeois' 30-foot-tall steel spider sculpture.

The only town in the world with two exclamation points in its name.

This memorial to a horrific ship collision sits over a mass grave holding dozens of the victims.

An ever-changing gathering of crude wooden figures haunts the St. Lawrence River.

A quaint Russian village in the middle of a German metropolis.

The "Prussian Versailles" that is as glorious today as when it was built.

Started as a kitchen garden, now the second largest botanical garden in the world.

A restaurant and observation deck built in a unique broadcasting antenna.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Museum preserving torture methods from the past.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.