Caerlaverock Castle, Dumfries and Galloway, Scotland, UK, was built by Clan Maxwell in the century and is now partially demolished and owned by Historic Scotland.
Haunted by Memories, This abandoned place was built as a luxury hotel and changed to a college around the turn of the century. it was closed in 1978 and is set to be destroyed later this year. I'm sure it is full of memories.
Castle Lichtenstein (by Patrick Theiner) Lichtenstein Castle is situated on a cliff located near Honau in the Swabian Alb, Baden-Württemberg, Germany. Its self-descriptive name in English means “light (colored) stone.