Walk off some of those holiday pounds on the Interurban Trail, several options available. Up to 14 or more miles; slight elevation gain. Meet at 9 am at the Lost Lake Trailhead parking lot, formerly known as the Clayton Beach Parking lot, at the south end of Larrabee State Park on Chuckanut Drive. Return time depends on hike option you select. WA State Discover Pass required for your vehicle.