National Park Service Superintendent Mike Gauthier and Coast Guard Capt. Jerry Barnes celebrate a major step toward modernizing the Cape Lookout Lighthouse and surrounding facilities at Cape Lookout National Seashore, May 16, 2017. May 16 marked the transition to solar power for the NPS buildings at the base of the lighthouse, while the lighthouse itself and new LED light transitioned to solar power in the fall of 2017. (U.S. Coast Guard photo by Petty Officer 2nd Class Nate Littlejohn, Released)