The non-native bovine herd was brought in to help conserve these Berlin wetlands.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

Known simply as "The Hand," this famous public sculpture in Berlin was featured in a Depeche Mode music video.

The world's first clock to use set theory as a measure of time required the invention of a new light bulb just to maintain its obtuse measurements.

One of downtown Berlin's last reminders of its Communist past.

These brass bunnies honor the rabbits that dominated the no-man's-land around the Berlin Wall.

Started as a kitchen garden, now the second largest botanical garden in the world.

The former Field Marshall and Minister of War to the Russian Imperial Army.

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

This ducal residence was once home to a future Russian empress and a French king in exile.

The church's remarkable frescoes incorporate Finnish artist Hugh Simberg's trademark themes of death and the supernatural.

One of the oldest cemeteries in Germany was originally used for victims of a cholera epidemic.

The largest caravanserai in Cyprus also includes amazing examples of Ottoman architecture.

Destruction from Armenia's 1988 earthquake inspired an artist's sculptures of scrap metal.

This historic floating crane became an unlikely symbol of the port of Trieste.

This atmospheric spot in Pärnu's historic old town is located in a 17th-century almshouse.

This museum is home to a sugar sculpture of the Berlin Airlift Memorial.

The home of the morbid art of corpse plastination is open for visitors to view the fascinating, but stomach-churning process.

Once a path for Jewish funeral processions, this unassuming alleyway is rich in local lore.

An ornate century-old elevator still connects the two halves of Bad Schandau.

While the U.S. and Soviet Union were engaged in a space race, Poland built a UFO on the ground.

Once a giant gingerbread factory, this space now hosts exhibits and workshops on the historic treat.

An abandoned Nazi explosives plant founded by the inventor of dynamite is now an underground museum.