The Homestake Airway Beacon was erected atop a granite outcrop ... of Butte and a mile south of Interstate 90. The 15-foot tower, a generator shed and power line occupy about three acres of ...

"Beacons were positioned every 10 miles along the airway. At the top of a 51-foot steel tower was a 1 million candlepower-rotating beacon. Pilots could see the clear flash of light from a distance of ...

Lake Bloomington’s tower beacon carried the designation “14, SL-C Airway,” meaning it was the 14th such beacon between St. Louis and Chicago. On Sept. 22, 1939, the Bloomington City Council ...

They included towers in western Montana near Lookout ... Montana remains the only state in the country with operating airway beacons. But now that distinction has a time stamp.

Montana is the only state to operate a system of airway beacons, with 17 allowing pilots to fly by sight through the western mountains. The practical use of the beacons and whether the annual cost ...