Places Events Search > Sort By NewestTitleRating View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Harwich Redoubt Fort No Reviews Favourite Harwich Redoubt is a circular fort built in 1808 to defend the port of Harwich, Essex from Napoleonic invasion. The Harwich Society opens it to the public. Read more…