During World War II, the Maunsell fortifications were built along this river for defense and recently the Jubilee canal has been built to control flooding.
Early tributaries of this waterway include the Ock, Pang, Wey, and Mole rivers, while oddly-named islands in it include Headpile Eyot, Eel Pie, and one not named after Taiwan called Formosa. During World War II, the Maunsell fortifications were built along this river for defense and recently the Jubilee canal has been built to control flooding. With landmarks including Fry, Canvey and Sheppey islands, this waterway begins in the Cotswolds near Kemble in Gloucestershire. For 10 points, name this river which flows through Windsor, Oxford and London.
Early tributaries of this waterway include the Ock, Pang, Wey, and Mole rivers, while oddly-named islands in it include Headpile Eyot, Eel Pie, and one not named after Taiwan called Formosa.
River {Thames}