PHOTOS: Inauguration Day protests in San Francisco

Anti-Trump protesters hold rally on California Street in San Francisco on Friday, January 20, 2017. (KGO-TV)

Protests block Market Street in San Francisco in response to the inauguration of President Donald Trump on Friday, January 20, 2017. (KGO-TV)

Protests break out at Caltrain San Francisco in response to the inauguration of President Donald Trump on Friday, January 20, 2017. (KGO-TV)

A human chain formed on the Golden Gate Bridge in San Francisco on Friday, January 20, 2017. (KGO-TV)

Protests break out at Caltrain San Francisco in response to the inauguration of President Donald Trump on Friday, January 20, 2017. (KGO-TV)

A human chain formed on the Golden Gate Bridge in San Francisco on Friday, January 20, 2017. (KGO-TV)

Protests break out across San Francisco in response to the inauguration of President Donald Trump on Friday, January 20, 2017. (KGO-TV)

Protests break out at Caltrain San Francisco in response to the inauguration of President Donald Trump on Friday, January 20, 2017. (KGO-TV)

SAN FRANCISCO (KGO) -- Thousands of anti-Trump demonstrators took to the streets of San Francisco on Inauguration Day Friday.

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