An exotic wildlife habitat right off The Strip.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

The only surviving prototype for Buckminster Fuller's house of the future.

Sacks of potatoes, made of cast stone, mark where the iconic potato sheds once stood along the river.

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

The massive machine creates cracking displays of indoor lightning.

The site of Paul Revere's historic two lantern warning.

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

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

Ice cream stand, snack bar, and time capsule of milk conveyance.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

A beautiful Victorian-era cemetery, complete with a miniature village.

The world's largest piece of copyrighted artwork.

Built to bless whalers before their voyages, this Massachusetts church now features a ship-shaped pulpit.

America's "second most important bell" is a contentious spoil of the Civil War.

A comic book store got the road by its shop officially renamed after Superman's girlfriend.

In a town that's had a whole lot of giant chairs this one still stands tall, just not the tallest.

Stay at this storybook estate, featuring Sir Henry Hudson Kitson's masterpiece "Gingerbread House."

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

An overlooked memorial honoring the local Washington residents who died in World War I.

A quarter mile off the coastal tip of Maine you'll find the "Beloved Island" of Franklin Delano Roosevelt.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.