A service member with 3rd Marine Aircraft Wing rides on the helicopter landing field turned motorcycle track during Motorcycle Rider Preservation Day 2016 in San Mateo Canyon on Marine Corps Base Camp Pendleton, Calif., May 20. Marine Aircraft Group 39 partnered with Marine Corps Base Camp Pendleton Motorcycle Safety Division to host Motorcycle Rider Preservation Day 2016 for 3rd MAW service members who own bikes. (U.S. Marine Corps photo by Lance Cpl. Harley Robinson/Released) - A service member with 3rd Marine Aircraft Wing rides on the helicopter landing field turned motorcycle track during Motorcycle Rider Preservation Day 2016 in San Mateo Canyon on Marine Corps Base Camp Pendleton, Calif., May 20. Marine Aircraft Group 39 partnered with Marine Corps Base Camp Pendleton Motorcycle Safety Division to host Motorcycle Rider Preservation Day 2016 for 3rd MAW service members who own bikes. (U.S. Marine Corps photo by Lance Cpl. Harley Robinson/Released)