The surrounding trees will be permanently on fire, making the location easier to spot from afar. The site features a half-buried UFO in a hillside with a skid area of destruction including broken trees, flattened ground and scattered flames. If they tune their radio to the frequency, they can travel east and the signal will resolve to a higher quality until they discover a crashed alien vessel. The ship always crashes in the same location, and one can hear the explosion from far away.Īlternatively, if the Sole Survivor activates relay tower 1DL-109, a radio signal titled ' garbled radio beacon' will be discovered. A vessel will then pass quickly by overhead before crashing in the distance. When traveling around the Commonwealth after reaching level 20, a random encounter may occur, where the Sole Survivor hears the sound of an incoming plane.