Hidden away in a modern library are the remains of one of the 18th century's most celebrated wunderkammers.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

A preserved block of timber buildings from the city's industrial era in the Middle Ages.