A Short Sunderland Mk I flying boat of No. 10 Squadron, Royal Australian Air Force (RAAF), based at Oban, Argyll in Scotland, takes off from Oban Bay in August 1940. (Collection of Imperial War Museums.)
Developed as a military version of the civilian S.23 Empire flying boat, the Short Sunderland was a long-range patrol bomber/reconnaissance flying boat developed by Short Brothers for the Royal Air Force (RAF), and named after the city of Sunderland in England.