A tiny piece of the Moon is embedded in this stained glass masterpiece.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

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

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

Vacant Beaux-Arts buildings that serve as reminders of a beach town’s glory days.

A church of bones, decorated with 40,000 human skeletons.

A saintly relic hidden in a Prague church basement.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

An Austrian house of bones filled with hundreds of intricately painted skulls.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

Each August, one of the largest religious (and food) celebrations in the country is held in Boston.

Dim sum, served in a grand old theater.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

A little piece of Paris in the sultry south of the U.S.

Site of a former hidden treehouse in New Orleans.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

The second oldest continuously operating bar in Louisiana.

An old-timey wax exhibition campily depicting New Orleans legends and scandals.