Nguồn điện cực kỳ quan trọng cho máy bay

THE BAY'S FRONTPAGE on Instagram: "Did you know that Fort Point predates the bridge? Built before the Golden Gate Bridge, Fort Point is a 19th-century coastal fortress designed to defend San Francisco Bay from naval attack — a threat that never actually came. When engineers planned the bridge in the 1930s, they almost demolished the fort… until Joseph Strauss redesigned the bridge so it could stand directly over it instead. Today, it’s one of the only places on Earth where you can stand inside a