Originally built in Romanesque style , the cathedral has been restored and extended several times , with Gothic , Renaissance and Baroque elements . Construction began in 1107 , but the works were damaged and halted after an earthquake in 1117 . Construction resumed in 1129 , and the building was probably finished in 1160-1170 . The main altar , dedicated to the city 's patron saints Archelaus and Himerius , was consecrated in 1196
earthquake in 1117
1117 Verona earthquake
Cremona Cathedral