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

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

This interactive sculpture allows visitors to leave a message in case a friend passes by.

A man throwing a giant severed hand towers over Antwerp’s main square.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

Now harmless, this looming post struck fear into the heart of medieval troublemakers.

A musical instrument played by the sea.

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

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

This 135-year-old weather station studied the effects of the climate on human health.

Where the lovelorn find a home for their sentimental keepsakes.

One of the most controversial statues in Romania is an emperor with no clothes.

17th century palace once a meeting place for politicians.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

Romania's triumphal arch looks out over Bucharest.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

A celebration of all things tacky, garish, and bizarrely creative in the Romanian capital.

This once-derelict building is now one of the most beautiful bookstores in the world.

A cluster of headless, armless sculptures looms within a popular Polish park.

The traditional Polish croissant, folded 81 times into the shape of a horseshoe, is a legally protected cultural treat.