Approaching the Teatro di Marcello from the northern portion of the Via del Teatro di Marcello, or perhaps from the Piazza Venezia, it is hard to see anything but the ancient structure, if one does not notice the third and fourth floors. Yet…

Ponte Sisto connects connecting the east bank of the Tiber River to its west bank at Trastevere. The original bridge, called Pons Agrippae, Pons Antoninus, Pons Aurelianus, Pons Janiculensis, or Ponte Valentinianus, depending on the source, was an…