September 4 Sunday in The Park -- Bugs! Colossal Cave Mountain Park presents a cool experience with the small critter world. Slide show and critter hunt—this is one of our most popular events and is presented by the dynamic Carl Olson. Carl Olson is the Associate Curator of Entomology from the University of Arizona; this is his 8th year with Sunday in the Park. Join us for a fun and informative time! Presentation at 2:00 pm with bug hunt at 3:15 pm. Colossal Cave Mountain Park is located at 16721 E. Old Spanish Trail, Vail, AZ Event is free. Park entrance fee is $5.00/car (up to 6 people). info@colossalcave.com or 520.647.PARK.