Canadian Vickers VarunaThe Canadian Vickers Varuna was a Canadian flying boat of the 1920s built by Canadian Vickers as a twin-engined, unequal-span biplane, with a wooden hull and steel tube structure.Design and developmentThe Varuna was developed in response to a Royal Canadian Air Force requirement for a flying boat to transport men and equipment to forest fires. It was a large-scale twin-engined version of the Vedette.Operational historyMost Varunas spent their service in Manitoba operating in their intended role; all Varuna IIs were withdrawn in 1930 and the sole Varuna I was struck off in 1932VariantsVaruna I - with Wright J-6 Whirlwind radial engines, one built.Varuna II - with Armstrong Siddeley Lynx IV radial engines.