HMS Berkeley Castle (K387) HMS Berkeley Castle (K387) HMS "Berkeley Castle" was a Castle-class corvette of the United Kingdom's Royal Navy. She was named after Berkeley Castle in Gloucestershire. The Castle-class corvettes were an improved and enlarged derivative of the earlier Flower-class corvettes, which was intended to be built by shipyards that could not build the larger and more capable frigates. The greater length of the Castles gave made them better seaboats than the Flowers, which were not originally designed for ocean escort work. Large numbers (96 in total) were ordered in late 1942 and early 1943 from shipyards in the United Kingdom and
Hailes Castle Newhailes. The castle stands on a promontory on the Scottish River Tyne, blocking its strategic route, and preying on the route to Edinburgh. Within the 13th century curtain wall is the 14th century keep, to which ranges were added in the next two centuries. The major remaining works is the West Tower, a square donjon, which dwarfs the remains of the central tower that the Gourlays built, probably a rebuilding on the 16th century. Fifteenth century work includes a roofless chamber in which the remains of what appear to be an ambry and a piscina suggest it was a chapel