When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

A musical instrument played by the sea.

This 15th-century church houses priceless works of art from a range of Croatian artists.

Gargoyle head that brings good luck.

The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'

An ancient knight and a symbol of the city's freedom.

Bursting forth from a historic German neighborhood, these day-glo palaces are now a bright fixture in the town.

A peculiar trapezoidal building covered with wonderful humorous reliefs.

This cheeky statue of a man defecating gold coins graces the facade of a medieval guildhall.

This strange sculpture is an enigmatic icon of this medieval German town.

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

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

Explore the complex ecology of this multifaceted nature preserve by riverboat.

Berlin's beloved bear is immortalized at the Museum für Naturkunde.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

The site where a plot to assassinate Hitler was planned—and its conspirators were executed—is now a powerful memorial to the German resistance during World War II.

This teeny-tiny park built by a San Francisco man in 1962 is mostly stairs.

A brush maker used his factory to protect blind Jews from the Gestapo.

Concerts, art, offices, and a café in what used to be Berlin's first crematorium.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

Theme park featuring miniature replicas of European monuments.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

Climb inside an iron crystal magnified 165 billion times its normal size.