Important Reminder:The Foursquare City Guide app officially sunset on December 15, 2024, with the web version following in early 2025. However, your check-in journey doesn’t end here! Join us on Swarm, where new adventures await.
Bridge · Yerba Buena Island · 324 tips and reviews
HISTORY: The longest (and most expensive) bridge in the world when it opened in 1936, the Bay Bridge was first proposed by self-proclaimed "Emperor Norton I" in 1869.
Government Building · The Pentagon · 98 tips and reviews
HISTORY: Lt. Col. Hugh Tracey and architect George Bergstrom conceived this building's five-corner design during a feverish summer weekend early in World War II.