Bright Rhythms The annual Winter Gathering Powwow delivers a weekend full of brightly colored regalia and traditional Native American music and dance at Spotlight 29 Casino in Coachella. Emily Chavous November 27, 2017 Attractions Fringed buckskin. Fluorescent feathers. Florid beading. And an unfailing drumbeat. It must be the annual Winter Gathering Powwow in Coachella, Dec. 8-10.