Broch of Mousa. The finest preserved example of a broch, or round tower, in Shetland, Scotland. It is the tallest still standing in the world and amongst the best-preserved prehistoric buildings in Europe. It is thought to have been constructed circa 100
The house of the dead was where the ancestors literally lived and you could go there to talk to them and ask their advice in the shadows under the earth, especially at the dark time of year. This one in Brittany might be inhabited by the Underhills.
This is an early Iron Age reconstruction based on excavations of a crannog (meaning young tree). A crannog is a lake-dwelling on which people built houses, kept animals, and lived in relative security from invaders.