Events Orinda Free Opera Concert on July 29th at Orinda Community Park July 27, 2012 4:30 pm A free opera concert will be held at the Orinda Community Park this Sunday, July 29th at 4pm through 6pm. Have a great weekend everybody! Previous Post Things to Do - Play Tennis at the Walnut Creek Tennis Center Next Post Itrim Weight Loss Center Opens Today, July 30th in Lafayette