This shop for all your super spy needs hides an educational secret.

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

No one really knows how these old hobby horses got here, but the herd keeps growing.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

Turns out you can see the world without ever leaving Maine.

Shells collected from over a hundred different countries line the walls, floors and ceilings of this fantasy museum.

This imposing tower named after the mythical sword of King Arthur is considered the tallest freestanding climbing wall in the world.

A subterranean playground in an abandoned slate mine.

Boise State's stadium was the first non-green football field in the world.

At nearly 1,000 feet long, this astonishing glass suspension bridge is one of the longest in the world.

A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

A deteriorating 1990s Girl Scout camp in a beautiful lush park on Lake Ontario.

Thanks to the building of a life-giving reservoir, part of the Great Wall of China is now a dive site.

An ancient city exhumed from the depths of the ocean.

Fine dining 20 feet below the surface in the Indian Ocean.

This collection of over 50 classic pinball machines awaits visitors to downtown Roanoke.

New York's oldest and possibly grandest keeper of books.

This century-old ruined temple was reborn as "The Church of Skate."

This bridge is so steep it looks like a rollercoaster.

The 1936 Summer Olympics site is a crumbling remnant of sportsmanship and a history its host country would like to forget.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.