The Navesink Twin Lights is a non-operational lighthouse and museum located in Highlands, Monmouth County, New Jersey, United States, overlooking Sandy Hook Bay, the entrance to the New York Harbor and the Atlantic Ocean. The Twin Lights, as the name implies, are a pair of beacons located 246 feet (75 m) above sea level on the headlands of the Navesink Highlands. The Twin Lights State Historic Site is part of the New Jersey Coastal Heritage Trail Route.