Cultybraggan Camp - Credit: Wikimedia Commons
Cultybraggan Camp lies close to the village of Comrie, in west Perthshire, Scotland. It was first used as a prisoner of war (PoW) camp during World War II, and then became an Army training area. It later housed a Royal Observer Corps (ROC) nuclear monitoring post, and a Regional Government Headquarters (RGHQ). The associated training areas are still in use with the Ministry of Defence. Read more on Wikipedia
Source: en.wikipedia.org