Places Robbert Wants to Go

A museum dedicated to the Spanish occult in a town that was terrorized by the Inquisition.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

Abandoned medieval hill town.

A museum and shop on Bourbon Street located in the French Quarter.

Ruins of a 10th century church tucked away deep in a botanical garden.

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

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

A cluttered and astounding collection of antiquities and curiosities.

The magical, mossy forest that inspired 'Princess Mononoke.'

An underground city of salt.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

The world's brightest bioluminescent bay.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

Countless stories attempt to explain Poland's mysterious J-shaped trees.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

The underground sanctuary of a mysterious ancient cult.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

The glowing blue Nymphaeum of Emperor Tiberius.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

Tokyo’s only Vaudeville-cuckoo clock–steampunk-Victorian curio cabinet time piece.

Roman ruins top white travertine terraces formed by ancient hot springs.