This demon atop the Notre-Dame de Paris looks utterly bored.

What looks like a normal building is really a hollow facade hiding a subway vent.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

European castle ruins in an American state park are actually the product of death and grief.

A hillbilly theme park that proved so unpopular the land wouldn't even sell on eBay after it closed.

A large AIDS Memorial Pathway art installation provides a moment for quiet contemplation in this public park.

This contemporary art museum is filled with other, smaller museums, which feature work from artists primarily in the Pacific Northwest.

The final resting place of one of the most sensational guitar players of all time was created only after his father got the rights to his music.

Deep into the lower floors of Pike Place, find a date with fowl fate.

A wall of chewing gum moonlights as collective art.

A museum dedicated to the history and exploration of both popular music and science fiction.

This private home is famous for appearing in the cult-classic "Twin Peaks" series.

What's that on the side of that building? Va Va Voom, it's Bettie!

This quiet neighborhood is also home to a 700-ton rock transported by the last Ice Age.

The Denny Substation has been called "the coolest substation in the world" and sits in a densely populated Seattle neighborhood.

An ode to "The Queen of Appalachia."

This institution collects the history of burlesque dancing with a titillating collection of ephemera and pasties.

An exotic wildlife habitat right off The Strip.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

A beautiful South Korean gate and garden in Little Rock honors American Taekwondo.

A short boardwalk through a swamp leads to the spot from which the Louisiana Purchase was surveyed.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.