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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

A market for witches is hidden within a train station.

A fortified city, home to a remaining population of five families

God's Saharan sandbox of wrath.

World's largest film studio, where visitors tour the decaying sets that litter the harsh desert environment.

One of the most spectacular canyons in the world.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

A remarkable time capsule of American manufacturing deep in Maryland coal country.

This fort down the Potomac from Washington, D.C. was once the only defensive fort protecting the capital.

This colonial tavern played host to George Washington, Thomas Jefferson, and other famous early Americans.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

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

The romance of early commercial flight still fills this Art Deco destination.

The narrowest house in America is seven feet of pure spite.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

At 207 feet, one of the world's longest continuous escalators.

Exact replica of the ancient monument, but much, much lighter.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Myanmar's Mount Olympus atop a 2,500-foot volcanic plug.

This gem-encrusted temple is said to contain some of the Buddha's hair which can make the deaf hear and the blind see.

Over 2,000 ancient temples dot the Myanmar landscape at the site of this famed archaeological site.

Founded in 670, this ancient mosque is an architectural time portal.