san francisco bay view featuring alcatraz island, cargo ship, golden gate bridge, and city skyline

america historical northamerica calm arid skyline waters discovery pacificocean summer sightseeing nautical scenery nature sailing cityscape scenic buildings facility view seascape red maritime island suspension sunny attraction outdoors recreation federal tourist iconic landscape clear leisure prison famous boating urban visit sanfrancisco alcatraz ship hills structure weather city goldengate traffic marincounty