Dover was of strategic military importance from Norman times, hence the exitance of Dover Castle. During the Victorian period the existing fortifications were enhance and new land defences built. The principal fortifications built were:
Dover Castle
- Hospital Battery
- Shotyard Battery
- Shoulder of Mutton Battery
- South East Demi Battery
Western Heights
- The Citadel
- Drop Redoubt
- Citadel Battery
- Drop Battery
- St Martin Battery
- Barracks at Grand Shaft and south Front
Harbour Area
- Archcliffe Fort
- Admiralty Pier Turret
Land Defence
- Fort Burgoyne, 1861-73
- Fort Burgoyne Wing Battery
Coastal Defence Battery
- Langdon Battery