An interactive map of over 50 late-medieval and early-Tudor artillery fortifications constructed across England and Wales. For a complete history of Henry VIII’s Device Forts, see our main article here.
- Archcliffe Bulwark
- Bayard’s Cove Fort
- Brightlingsea Blockhouse
- Brownsea Castle
- Calshot Castle
- Camber Castle
- Cow Tower
- Cowes Castle
- Cromwell’s Castle
- Dartmouth Castle
- Deal Castle
- Devil’s Point Artillery Tower
- The East Blockhouse
- East Cowes Castle
- East Tilbury Blockhouse
- Fowey Blockhouse
- God’s House Tower
- Gravesend Blockhouse
- The Great Turf Bulwark
- The Great White Bulwark of Clay
- Harry’s Walls
- Harwich blockhouses
- Hull Castle
- Hurst Castle
- King Charles’s Castle
- Kingswear Castle
- Langar Point
- Langar Rode
- The Little Dennis Blockhouse
- The Little Turf Bulwark
- Mersea Fort
- Moats Bulwark
- Milton Blockhouse
- Netley Castle
- The Old Blockhouse
- Oliver’s Battery
- Pendennis Castle
- Polruan Blockhouse
- Portland Castle
- Quarr Abbey and fortalices
- The Ryde Bulwark
- St Andrew’s Castle
- St Catherine’s Castle
- St Helens Bulwark
- St Mawes Castle
- St Osyth Blockhouse
- Sandgate Castle
- Sandown Castle (Isle of Wight)
- Sandown Castle (Kent)
- Sandsfoot Castle
- Shamlord Peel
- The Sharpenrode Bulwark
- Southsea Castle
- Tilbury Fort
- The Walmer Bulwark
- Walmer Castle
- The West Blockhouse
- Yarmouth Castle