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

A sculptor's dream castle turned fantastical ruin.

These eerie outliers of the lightning bug family glow a mysterious blue color.

Ethereal alien hums and haunting whale songs emitting from...a giant sheet of vibrating metal?

This quirky local sculpture is quite literally a fish out of water.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

Locals place their offerings on this nightmarish gnarled tree so the witches won't summon another storm.

You can climb to the summit of Black Mountain, as long as you sign the waiver.

An abandoned theme park with a strange and tumultuous past.

Largest institutional collection of tomb figures from Western Mexico in the United States.

This massive solar system model is sprawled out across Maine's suburban wilderness.

The largest tidal whirlpool in the Western Hemisphere.

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

Explore the dark underground corridors of this graffiti-covered former military fortification.

Spend a day hanging out with domesticated Russian foxes.

This little valley along Highway 1 is engulfed by thousands of lilies during the spring season.

Humboldt's human-powered sculptures race across land and sea for days on end in a wacky quest for dominance.

The Citrus Variety Collection at UC Riverside contains two trees of each of the 1,000+ varieties of citrus.

The tiniest tiki room in San Diego.

Location of the most powerful laser in the world, and the potential birthplace of tiny stars.

The world's most famous donkey lives in this pen.

One of the largest helium balloons in the U.S. is a 112-foot ginormous orange.

Originally the home of chewing gum mogul William Wrigely Jr, it is now the official offices of the Tournament of Roses.

On a quiet suburban street stands a peculiarly decorated house covered in mosaics.