Dreifaltigkeitskirche, part of the former Dominican monastery, today Haus der Begegnung, onion dome, church tower, clock, Ulm, Baden-Wuerttemberg, Germany Dreifaltigkeitskirche, part of the former Dominican monastery, today Haus der Begegnung, onion dome, church tower, clock, Ulm, Baden-Wuerttemberg, Germany Dreifaltigkeitskirche, part of the former Dominican monastery, today Haus der Begegnung, onion dome, church tower, clock, Ulm, Baden-Wuerttemberg, Germany Dreifaltigkeitskirche, part of the former Dominican monastery, today Haus der Begegnung, onion dome, church tower, clock, Ulm, Baden-Wuerttemberg, Germany