La Conciergerie, Paris

La Conciergerie

Spiral staircase at La Conciergerie, Paris. Former royal palace and prison in on the Île de la Cité, it is part of the larger complex known as the Palais de Justice. Built in the Middle Ages as a Merovingian Palace.

Paradiso Terestre

Wonderful view of of Würzburg Residence, Germany. With the majestic staircase decorated with frescoes by Giovanni Battista Tiepolo