'gannet ("the diver")'] or The Rock) was a maximum security federal prison on Alcatraz Island, 1.25 miles (2.01 km) off the coast of San Francisco, California, United States, the site of a fort since the 1850s; the main prison building was built in 1910–1912 as a United States Army military prison.
San Francisco, officially the City and County of San Francisco, is a cultural, commercial, and financial center of Northern California.San Francisco is the 16th most populous city in the United States, and the fourth most populous in California, with 881,549 residents as of 2019.
The Golden Gate Bridge is the iconic symbol of San Francisco. An Art Deco wonder, this suspension bridge towers over the Golden Gate, the mile-wide strait that connects the San Francisco Bay to the Pacific. Its famous shade of orange was originally red—and lead-based.
San Francisco’s top attractions. Admire the architectural marvel of the Golden Gate Bridge. See diverse attractions and relax in lush Golden Gate Park. Drive along crooked Lombard Street, known for its many twists and turns. Take a boat trip around the bay, cruise to Angel Island and visit the notorious Alcatraz prison.
This San Francisco Bay cruise from Fisherman's Wharf lets you see top attractions such as the Golden Gate Bridge, Alcatraz, Angel Island, and Sausalito from the water in a short amount of time. The open ticket can be used within a year of purchase, allowing you flexibility, especially with multiple departures per day.