The Estes Park Jazz Fest is announcing their return to Performance Park Amphitheater this August, headlined by one of Denver's most popular jazz ensembles! 3:00pm - 4:00pm -- Estes Park Jazz Big Band 4:30pm - 5:30pm -- John Mills Jazz Orchestra 6:00pm - 8:00pm -- Metropolitan Jazz Orchestra The concert is free and open to the public.   Event Website:...