Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

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

Tiny memorials honor individual victims of the Holocaust.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A monument to the man who almost killed Hitler.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

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

A fascinating insight into daily life in the Eastern Bloc.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

This hanging crocodile is thought to be the "dragon" that once plagued a Czech city.

Europe's second largest ossuary wasn't discovered until 2001.

A cheeky architectural easter egg.

A peculiar clock commemorates a historic victory won by ringing the noonday bell an hour early.

This Hungarian stilt village is built in a lake that never freezes over due to the power plant that that uses it as a cooling pond.

A peculiarly shaped brass sculpture hidden in a courtyard in central Lviv

This Ukraine alleyway has become its own little island of forgotten things.

World's largest crossword puzzle spans the side of a towerblock, its clues scattered throughout the city.

A fortress built to pacify local uprising that had a stint as a Nazi concentration camp before becoming a five-star hotel.

A 16th-century Andalusian palace.

This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.

An eccentric collection of antique items shares space with a prop-quality witchcraft museum.

Disturbing works of outsider art, carved from whole logs.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.