Places ephemeral epiphany Wants to Go

Inside the dome of this gigantic, Saturn-shaped building is one of the largest planetariums in Asia.

The world's largest human gathering is held at the confluence of three sacred rivers, one of which is mythical.

Made by a man on a worldwide sanitation crusade.

Thousands of rock-cut tombs fill the cliffs of this Sicilian nature preserve.

A madman's personal garden filled with 1,000 sculpted heads.

"Stairs of the Turks", a chalky white cliff eroded conveniently into stairs, allowing for easy pillaging.

Each year melting snow turns these Austrian hiking trails into scuba zones.

Artfully arranged bones of 5,800 Austrians.

Swarovski's museum/theme park is a fake diamond fantasia overlooked by a giant.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

The final resting place for the remains of 143 Habsburg royalty.

This 17th-century passageway is home to numerous bookshops, a witch legend, and the oldest pizzeria in the world.

The relics of dozens of martyrs are stored in a single chapel.

The remains of the left arm of the levitating philosopher-saint are kept in a 13th-century Neapolitan basilica.

Dug as a secret royal escape route, the tunnel became a wartime bomb shelter and dumping ground for vintage cars.

A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

This uncanny fresco celebrating the "triumph of death" was split into four pieces to be moved to another museum.

This skeletal, unfinished Gothic church once housed a miraculous masterpiece by Raphael.

Every inch of this chapel is covered in craftsmanship from across the world.

This mosaic-lined medieval church was built by the world's first admiral and still holds mass in ancient Greek.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

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

A mud statue stands in the dark tunnels, seeming to hold up the weight of the city above.

This 11th-century Greek monastery has renowned mosaics and relics of a brutal past.