Summary Guide to the collections of the Arles antique departmental museum in French. The "blue museum", designed by the architect Henri Ciriani as a "museum city", houses a permanent collection of 1700 objects including the presumed portrait of Julius Caesar, an exceptional collection of sarcophagi from the beginning of Christianity, an impressive Gallo barge -Roman baptized Arles-Rhône 3 and other treasures discovered in the “little Rome of the Gauls”. Dimension 16 x 23 cm