B-17 Flying Fortress – What It Couldn’t Do August 30, 2019 Unipro2013main Allied Aviation WW2, Allied Bombers WW2, WW2 What It Couldn’t Do The B-17 is one of the most famous heavy bombers from World War 2 but it was also supposed to be used in quite a different role. One it couldn’t fulfill. Credit to : Military Aviation History