An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

The largest collection of handbags in the world, the oldest of which were used to carry Bibles, primarily by men.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

The ruins of an ancient city built by Mayan traders is centered around a temple of a sacred feathered serpent deity.

A massive sea stack famous for its appearance in The Goonies.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

An atomic bomb-proof strongbox protects the U.S. Constitution from terrorists and thieves.

The "lovely red Vega" of the legendary record-settling pilot.

Look closely and you’ll notice that the color changes a third of the way up the tower.

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

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

The rogue roots are gradually consuming some of the historic marble grave markers.

Step back in time on this preserved 1800s farm.

That bass was as bad a fish as any angler ever knew.

An autonomous oak in Alabama.