Quail Hill Trail hike is a 2-mile loop hike that offers expansive views goes through the Irvine Open Space Preserve, designated a Natural Landmark by both the State of California and the U.S. Department of the Interior. The family and beginner-friendly hike goes along the easy to follow Quail Hill Loop Trail, offers parking and bathrooms, interpretive displays, and wildlife viewing opportunities, all within minutes of suburban Irvine, CA.