One of the oldest continuously operating amusement parks in the U.S. is an open-air museum of Art Deco and neon lights.

An artist-run shop filled with art inspired by and made from nature.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

Eighteen miniature death-scene dioramas.

One of the best places to see feral Colonial Spanish Mustangs in the United States.

Mysterious installations bring levity and light to a sometimes stodgy city.

A historic neighborhood church is reborn as a psychedelic arts collective.

The oldest operating pharmacy in the world features 800-year-old recipes.

Overlooked amid the tourist bustle of Florence, this museum is dedicated to the craft of stone inlay.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The middle finger of modernity.

An incredible menagerie of more than 3 million taxidermied animals at the oldest science museum in Europe.

The largest and most famous wax anatomical collection anywhere in the world.

This 21st century cabinet of curiosities includes dinosaur bones, moon rocks, film memorabilia, and more.

Nine caves filled with recently-discovered archaeological finds under the houses and the streets of the most ancient district of an old town.

Water and windows define this defensive Italian well.

This picturesque Umbrian city has a subterranean side that has long remained hidden.

A lover's walk between hilltop towns, decorated with graffiti love notes.

Perched above a grotto, this tribute to Mother Nature looks out into the ocean.

In the 1940s, Italian architect Mario Cavallè built a dozen of these round homes in northern Milan.

Hidden in an Italian forest is a completely homemade amusement park that has taken a lifetime to create.

The only museum with its curator—and her pets—buried inside.