SAN FRANCISCO (KGO) -- Thousands gathered in Golden Gate Park to light up in honor of 4/20.
Click here for the full story.
PHOTOS: 15,000 people gather for 4/20 celebration at SF's Golden Gate Park
An estimated 15,000 people gathered in San Francisco’s Golden Gate Park to celebrate 4/20 on Thursday, April 20, 2017. (KGO-TV)
