High angle view of a cityscape, Boston, Suffolk County, Massachusetts, USA

High angle view of buildings in a city, Boston, Suffolk County, Massachusetts, USA

Low angle view of a bridge, Leonard P. Zakim Bunker Hill Bridge, Boston, Suffolk County, Massachusetts, USA

Low angle view of an arch bridge with another bridge in the background, Leonard P. Zakim Bunker Hill Bridge, Boston, Suffolk County, Massachusetts, USA

High angle view of a cityscape, John Hancock Tower, Boston, Suffolk County, Massachusetts, USA

Low angle view of a church with a skyscraper, Trinity Church, John Hancock Tower, Copley Square, Boston, Suffolk County, Massachusetts, USA

Low angle view of a suspension bridge, Leonard P. Zakim Bunker Hill Bridge, Boston, Suffolk County, Massachusetts, USA

Low angle view of a statue of John Singleton Copley with a church and skyscraper in the background, Trinity Church, John Hancock Tower, Copley Square, Boston, Suffolk County, Massachusetts, USA

Low angle view of a monument, Freedom Trail, Boston National Historic Park, Boston, Massachusetts, USA

Low angle view of a bridge, Lagoon Bridge, Boston Public Garden, Boston, Suffolk County, Massachusetts, USA

George Washington statue in a garden, Boston Public Garden, Boston, Massachusetts, USA

Low angle view of a warship's gun, USS Cassin Young, Charleston Navy Yard, Freedom Trail, Boston National Historic Park, Boston, Massachusetts, USA

Low angle view of a historic building, Old State House, Freedom Trail, Boston National Historic Park, Boston, Massachusetts, USA

Low angle view of a statue of Colonel William Prescott, Bunker Hill Monument, Freedom Trail, Boston National Historic Park, Boston, Massachusetts, USA

Low angle view of a subway station with skyscrapers in a city, Boston, Suffolk County, Massachusetts, USA