Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

A tree-like building perches on its trunk in the Steglitz neighborhood of Berlin.

What looks like a crashed Zeppelin is actually a bright, airy reading room perched atop a modern museum.

A Jenga-style cylindrical tower of books that appears to go on forever.

The hidden lair of an alchemist rediscovered in a 2002 flood.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.