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

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

A heavenly experience, right here on Terra Firma.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

A beautiful 62-acre Catholic shrine and botanical garden.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

Home of an evil witch famous within southern folklore.

A 30-acre garden inspired by the principles of modern physics.

Odd outsider art installations surround a Gold Rush-era ghost town.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

The first declared National Monument in the United States.

A submerged archeological park still holds the wonders of a Roman Sodom.

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.

The seamy, underground secrets of Portland's criminal past.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

Famously misunderstood wonder of the ancient world

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

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

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.