A Zephyr wreck in Glenwood Canyon. On March 29, 1968, a passenger train was passing through Glenwood Canyon near Grizzly Creek when it derailed. Two of the diesel locomotives, F9A 5774 and F9B 5773, were later retired and sold for scrap to Barter Machinery & Supply Company out of Denver in May of 1969. Motorists can be seen on the other side of the river observing the wreck,