König Wilhelm Jubilee Column

Framed by historical buildings, scattered with monuments and home to open-air concerts, this central square is one of the city’s favorite social gathering places.

This glass, cube-shaped building holds a vast archive of modern and contemporary art. Study works by Warhol, Lichtenstein and famous German artists.

Tour a 16th-century public square and visit its renovated ancient structures including a castle, church and a gothic building.

Visit an ancient castle to learn about the history of the region. See Stone Age relics, crown jewels of nobility and part of a Roman soldier’s ceremonial uniform.

Admire the Baroque architecture of this 18th-century royal palace, peek inside its opulent rooms and then relax on the grassy lawns of its garden square.

Stock up on local specialties and foods from around the world amid the art nouveau surrounds of this huge indoor market.