Photograph - 'Hippopotamus at Zoo'; Egypt; Captain Edward Albert McKenna; World War I; 1914-1915; One of 139 photographs in an album from World War I likely to have been taken by Captain Edward Albert McKenna. The photographs include the 7th Battalion training in Mena Camp; Egypt; and sight-seeing. Image depicted the Hippopotamus at the Cairo Zoo. The Cairo Zoo appears to have been a popular tourist attraction for the troops during their time in Egypt and by the middle of the 20th century