2019 Ohlone Big Time Gathering and Powwow All are welcome at the 27th Annual Ohlone Big Time Gathering and Powwow on April 26-28, 2019 at the Tony Cerda Park in Pomona, California. The Ohlone Big Time Gathering is the Ohlone's annual powwow as California Indians had Gatherings instead of Powwows historically. Hosted by the Costanoan [read more]