Glendale, the fourth largest city in Los Angeles County, is filled with exciting activities to enjoy during the summer. Whether you are looking for family fun or a night out on the town, there is always something waiting for you. Here are 8 things to do for an unforgettable summer in Glendale. 1. Open Mic Wednesdays at The Glendale Room Every Wednesday | 8 PM - 10 PM | 127 Artsakh Ave. Looking for a night of fun? Come enjoy an evening of comedy or test your skills at Open Mic