Heritage Flights

A B-17G Flying Fortress nicknamed "Thunderchief" participates in a heritage flight with a B-52H Stratofortress from the 2nd Bomb Wing. The 2006 Defenders of Liberty Airshow at Barksdale Air Force Base, La., kicked off May 12 with a twilight show. The B-17G is owned by the Lone Star Flight Museum in Galveston, Texas. (U.S. Air Force photo/Master Sgt. Michael A. Kaplan)

An F-4 Phantom, P-47 Thunderbolt, F-16 Fighting Falcon and P-51 Mustang fly in a heritage flight formation during the 2006 Defenders of Liberty Airshow at Barksdale Air Force Base, La., on Saturday, May 13, 2006. (U.S. Air Force photo/Master Sgt. Michael A. Kaplan)