Benington
Castle Camps
Coalhouse Fort
Colchester
Faulkbourne Hall
Great Canfield
Hadleigh
Harwich Fort
Hedingham
Knock John Fort
Layer Marney Tower
Martello Towers
Mount Bures
Nether Hall
Ongar
Pleshey
Rayleigh
Saffron Walden
Shoeburyness Fort
Tilbury