skyline of san francisco. travel holidays arquitecture june 30, 2017. san francisco.

2017 aerial alcatraz america architecture arquitecture arquitecturejune bay beautiful blue building business california city cityscape day district downtown dusk eeuu famous financial francisco high hill holidays horizon house impressive june landmark landmarks lombard metropolis metropolitan northern office one panorama pyramid san scene scenic sky skyline skyscraper states street streets tourism tourist tower town traffic transamerica travel unevenness united urban usa view