A Neolithic celestial calendar standing in a nondescript wheat field.

This village in Bohemian Switzerland hosts more than 300 wood carvings inspired by fairytales, folklore, and other oddities, as well as a series of Communist-era tanks

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

A little sculpture with a large wardrobe.

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

Theme park featuring miniature replicas of European monuments.

These ruins reveal the remarkably intact layout of a Roman marketplace.

Petting this mysterious iron monkey supposedly brings good luck.

An underground city of ancient quarry tunnels hid thousands of Allied soldiers in WWI.

One of Belgium's oldest hospitals saw patients from the 13th to 20th centuries before becoming a museum.

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

This triumphal arch celebrating the Sun King's conquest of Lille is a masterpiece of military architecture.