The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

A lush green oasis in the middle of Chicago.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

Medicinal spa created with the discharge from a geothermal energy plant.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

Hot springs monkey spa in the middle of Hell's Valley.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

Stroll through a wonderland of stupendous moss-covered trees.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

Enormous lake at the bottom of a unique cave system.

A semi-scholarly approach to sex.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

New York's oldest magic store.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

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

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

On Japan's Tashirojima Island, cats are king.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.