This downtown Dallas art installation is always on the lookout.

Jule Körner's house full of bizarre architectural details.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

Robots, lasers, and whoopee cushions, oh my!

The highest point in Virginia can only be reached by passing through ponies and flowers.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

The only Florida state park with publicly accessible caves.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

A secretive collection featuring objects that were designed specifically for U.S. intelligence operations.

Colorado's only true geyser is hidden within the San Juan National Forest.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

Suspended above the ground in a thicket of towering Georgia trees is a modern architectural wonder.

The oldest surviving botanic garden in the United States.

A little-known hot spring haven right below the highway.

America's only nuclear missile silo open to the public.

A recreated Stonehenge stands in a country field, complete with Easter Island moai heads standing as sentries.

You'll need cowboy boots to trek to this old-fashioned saloon nestled in a giant natural cave.

One of the largest, oldest, darkest, quietest motel rooms in the world.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

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

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

If New Orleans is the birthplace of the "cocktail," why does their own museum of cocktail memorabilia beg to differ?

Garden dedicated to native carnivorous plants and site of huge flytrap heist.