This building's name and a plaque are all that's left of what was probably the most important nightclub of the Madchester music scene.

One of the best places to dig—some say on the planet—for six different types of chalcedony.

Two tall rocks sit at the center of this site, once the home of a large Ancestral Puebloan community.

This towering volcanic plug stands out among the dramatic formations that dot this otherworldly desert valley.

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

An endless sea of white conical domes.

Egyptian treasure trove of fossils documenting the whale's transition from land mammal to sea creature.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

This giant boulder is pinched over a 1000-meter abyss by two mountains.

Walk 2,300 feet above the ground on the "Troll's Tongue."

The last standing piece of a famous Honolulu landmark.

For many years, the river that Julius Caeser led his army across into Italy was lost until re-identified.

If you don't look closely, you might mistake this sculpture for just another passenger waiting at the airport.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

This tiny church near Sleepy Hollow contains Henri Matisse's last work, a rose window, and nine windows by Marc Chagall.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

Public opinion is still divided on this enormous sculpture in front of Baltimore's Penn Station.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

Two thousand artifacts from around the world collected by one woman who loved to travel.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

Step into Monet's world at this fine-dining restaurant in the middle of a New Jersey sculpture park.