6. Boston
When a city dubs itself “the walking city” you know from the start that it’s going to be a paradise for pedestrians, hence its addition to the list of 11 best places to visit in USA without a car. The city has a great public transportation system that includes subways, taxi services, and city buses. Boston’s been ranked number three on the America Walks list of Most Walkable US Cities, and it’s 6th on our list of best places to visit in the USA without a car.