Celebrate the completion of the first phase of expansion and renovation of the Arapahoe County Fairgrounds and Park at a FREE Block Party and Grand Opening on Saturday, June 25 from 11 a.m. to 2 p.m. Activities will be held indoors and outdoors. Families can enjoy music, a petting farm, bounce houses, FREE snow cones, a food truck, heritage activities, giant yard games, face painting, photo booth, K-9 demonstrations and more. Home to the Arapahoe County Fair (July can’t come fast enough for us), the Fairgrounds how has a new main entrance, historic replica windmills and a new west wing exhibition hall. Ribbon cutting is set for noon. 25690 E. Quincy Ave. (two miles east of E-470 at exit 13), Aurora.