Dennis Balthaser is a UFO researcher and author, and a long-time resident of Roswell, New Mexico. He is an expert on the details of the Roswell UFO crash of 1947. Several years ago, Balthaser began to offer private tours of nearby areas of interest pertaining to the Roswell crash. He expected doing 3 or 4 tours a month. His current schedule is ten tours a week, and he books up fast.