Organ Pipe National Monument 75th Anniversary

Park rangers guide a tour of the historic Bates Well Ranch and its structures while relating the ranching history of the monument, at 1 p.m., Saturday, Feb. 11; free, including van transportation from the Chamber of Commerce, if desired. The tour lasts about an hour, not including transportation. Reservations are required; call (520) 387-6849, ext. 7302, for reserations; visit nps.gov/orpi or more information.