City of Edinburgh, with half a million inhabitants, lies on seven hills. A walk between streets is exciting but it is hard for your continued slopes and stairs. Both up and down gives us a range of viewpoints. The great strength, the emblem of the city stands proud and majestic: Castle Rock, the first Celtic to the fortress which defended the city. From here you can distinguish the whole city, both its old and its new part. The castle was built on 135 meters of basaltic rock. On an extinct volcano that was built back in the sixth century. Since the eleventh century was the residence of kings, but for two centuries, became a real stronghold that was captured on several occasions by the British in their fight with the Scots. Thus, in 1313, decided to demolish its walls. Soon after, in the year 1356, King David II was the one who gave it its current image. (más…)