Acorn Street Boston - One of the last true cobblestone streets left in Boston, Massachusetts, is located in the famous Acorn Street at Beacon Hill. It is in a neighborhood of Federal-style rowhouses and is known for its narrow, gaslit streets and brick sidewalks as well. Acorn Street, is often mentioned as the "most frequently photographed street in the United States. Here you can see the wet cobblestones and brick sidewalks due to a recent Spring rainshower. Acorn Street Boston is also available as a color print.