Great Falls, MT -

Officials in central Montana are investigating the disappearance of a 57-year-old German tourist.
   Fergus County officials say Dietmar Johann Munhofen was last seen in Great falls on June 6. The Great Falls Tribune reports Munhofen's vehicle was found abandoned in a remote area in northeastern Fergus County on July 5.
   A search of the area near his car turned up no sign of Munhofen.
   Munhofen is 5 feet, 10 inches tall, weighs about 160 pounds and has graying blond hair, gray eyes and wears glasses. He is interested in photography and Native American history and traditions.
   Munhofen arrived in the United States on May 24.