Romania, Constanta, Mosaic of Christ on exterior of Saint Peter and Saint Paul the Apostles Cathedral.

Romania, Constanta, Mosaic of Saint Andrew on exterior of Saint Peter and Saint Paul the Apostles Cathedral.

Romania, Constanta, Round window on front of Saint Peter and Saint Paul the Apostles Cathedral.

Poland, Krakow, Wawel Hill, Wawel Cathedral also known as the Basilica of Saints Stanislaus and Wenceslaus as seen from The Sandomierska Tower.

Poland, Krakow, Wawel Hill, Wawel Cathedral, Clock tower.

Poland, Krakow, Wawel Hill, Wawel Cathedral, Angular view of the Clock tower.

Poland, Krakow, Wawel Hill, Wawel Cathedral, Clock tower.

Poland, Krakow, Wawel Hill, Wawel Cathedral.

Poland, Krakow, Wawel Hill, Wawel Cathedral.

Poland, Krakow, Wawel Hill, Tour group gather outside Wawel Cathedral.

Poland, Krakow, Wawel Hill, Wawel Cathedral, Sigismund's Chapel, or Zygmunt Chapel, Golden dome.

Poland, Krakow, Wawel Hill, Wawel Cathedral, Clock tower.