Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This 600-year-old home seems to defy physics.

For those with no fear of heights: a skywalk 4,700 feet up on a Chinese mountain.

The embalmed remains of the communist leader lie within a custom crystal coffin.

Why walk on this historical site when you can zoom down instead?

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

The once highest point in China blends symbolic design with a kick of adrenaline.

The world's largest statue of Mao Zedong looks out over the city where he discovered Communism.

The latest in a series of long glass bridges suspended at terrifying heights.

This vertical pinnacle in China was the inspiration for the floating mountains in the movie “Avatar.”

This stately mansion, built in 1787 by America's first Secretary of the Navy, is rumored to be one of the most haunted buildings in Washington, DC.

Before Metro, Washington had a robust streetcar network—and you see the remains of this infrastructure if you know where to look.

"A hideous albatross in the Hudson River Valley."

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

This black shoreline is made up of exploded lava particles.

Hide from the tourist hordes in these relatively unknown, and unguarded lava caves.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

The Cadillac Ranch for monster truck aficionados.

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

Scenic mount trashmore, Virginia Beach's most curious waterfront still has a couple of secrets.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

The maritime museum that boasts the largest nautical library in the western hemisphere.