September 7, 2013

St. Peter's Square, Rome

Photograph by Zuder, laif/Redux

Tourists fill St. Peter's Square, the plaza fronting St. Peter's Basilica at the Vatican. Bike riders have an advantage in Rome, where crowded streets often snarl traffic.

Is biking the answer in big cities? Learn more in this month's National Geographic Traveler cover story, "The Traveler 50: People, Places, and Ideas Changing the Way We Travel" >>

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