The Chicago Air and Water Show is the largest free show of its kind in the United States. The show can be viewed along the lakefront from Fullerton to Oak Street, with North Avenue Beach as the focal point. Over the years the show has featured some of the top civilian and military pilots and aircraft. Biennially, the U.S. Navy Blue Angels and the U.S. Air Force Thunderbirds headline along with the U.S. Army Parachute Team Golden Knights and the U.S. Navy Leap Frogs.