It's extremely important,' said Hormel, the former U.S. 'Today is a day that we will never see again in history. House Democratic Leader Nancy Pelosi was there for the first time in years, in a purple sweater, riding alongside philanthropist Jim Hormel, who wore a white sun hat with lavender trim to match his Pelosi T-shirt.

There were 250 official entries and hundreds of thousands of participants, if you counted the spectators lining the route. Supreme Court rulings in favor of same-sex marriage.

It was the 43rd annual parade but definitely the one not to miss, coming just four days after the U.S. The San Francisco Lesbian, Gay, Bisexual, Transgender Pride Parade was under way.