@CNN: Take a rare tour underneath and inside San Francisco’s Golden Gate Bridge where about 200 iron workers, engineers, painters and other workers keep the famous landmark shining https://t.co/9CeT2OQaYp https://t.co/26WUe0fvRD

@CNN: Take a rare tour underneath and inside San Francisco’s Golden Gate Bridge where about 200 iron workers, engineers, painters and other workers keep the famous landmark shining https://t.co/9CeT2OQaYp https://t.co/26WUe0fvRD