Twenty-one degree weather and a steady sprinkle of snow couldn’t dampen the enthusiasm at the Sundance Film Festival on Saturday morning, where an estimated 8,000 women, men and children took to the streets of Park City for a peaceful but potent Women’s March on Main. Organized by Chelsea Handler , the procession was one of several hundred sister marches taking place the day after Donald Trump’s inauguration, with other gatherings drawing hundreds of thousands of participants across the country and around the world .