@Bolanghoy 8 May 2021 more from that month

Edinburgh History and Edinburgh Castle located in Scotland begins on the rock on which Edinburgh Castle stands. It occupies the summit of an ancient plug of volcanic rock towering 260ft or 80m above the city it dominates, and is visible for tens of miles in every direction. This rock was formed 70 million years ago. Started to develop into a royal fortress during the reign of David 1 from 1124 to 1153. As of now the castle bern run and administered, for the most part, by Historic Scotland which is the executive agency of the Scottish Government.