If the weather's taken a turn for the worse, why not head to Montemartini Museum? You'll be surprised just how many interesting facts you can discover about the past here.
Montemartini Museum is a worthwhile place to begin exploring Ostiense. This collection of historical artifacts is recommended by fellow travelers, but it's not the only spot to see here. Set aside time for other attractions like St. Peter's Basilica, Roman Forum, and Piazza Navona to get a complete picture of what the area has to offer.