A hidden bathhouse in one of Stockholm's oldest and busiest neighborhoods is open to anyone who can find it.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

Sweden's first nuclear reactor, R1, can be visited 25 meters underground.

Copenhagen's celebrated theme park and gardens.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

A forest of phallic offerings found in a quiet corner of a hotel car park.

A modern temple with an ancient philosophy.

On stormy days debris from this unfinished and abandoned skyscraper rains down on the Bangkok streets.

Stunning wetlands ablaze with pink lotus flowers.

These warring psychedelic crags commemorate an unsuccessful military operation.

A two thousand year old brothel uncovered in Northern Greece.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

A collection of housewares from recent Irish history adjoined by a tower from ancient Irish history.

Norway's national monument to fallen seamen.

Submerged busts of communist and socialist figures from the USSR.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

Home to three historic ships from the age of Vikings.

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

The blood-soaked ruins of the castle where the murderous Blood Countess was walled in alive.

Bridge that died in war and was resurected.

This museum preserves the hand-dug tunnel that kept Sarajevo afloat during the Serbian siege.

A war-torn Olympic relic is being overtaken by graffiti and nature.