1945 β πππΉπΌβπΈπππβ π»πΈπ β 2025
Ho.5 at Havilland Vale, St Peter Port was designed as a shelter for large numbers of troops and has 3 personnel entrances. Some 2335 cubic metres of rock was removed before work was abandoned in late 1943. The complex is severely flooded, and all entrances are on private land.