On this date in 1937, San Francisco’s Golden Gate Bridge opened to the public. Here are a few things you might not have known about the oft-photographed structure.

Starting Date of Construction: January 5, 1933

Total Cost: $35 million

Chief Engineer: Joseph Baermann Strauss

Total Length: 8,981 feet

Total Width: 90 feet

Height: 746 feet

Completion Date of Construction: April 1937

Opening Date: May 27, 1937

Number of Vehicles per day: 110,000

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