Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

An unusual stroll through gentlemen's erotica demonstrates that pornography is timeless.

Metro station with a claim to rock n' roll fame.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Hear the quietest sound from across the dome.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

France's most famous cemetery, with some of its most curious tombs.

This bridge was constructed from the rubble of the infamous Bastille.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

World's largest Christmas store.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

A building so large that it has its own weather.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

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

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

A reproduction of earth's many biomes.

Miniature art that tells an enormous story.

An artist's cute bronze subway sculptures belie his violent artistic past.

Elevated freight railway turned wildly successful urban park.

Red frames showcase remnants of one of New York's original subway stations.