Huxter Fort

Huxter Fort - Credit: Wikimedia Commons

Huxter Fort is an Iron Age fortification on the island of Whalsay, in the Shetland islands of Scotland, dating to around 300 BC. It is on an islet in the Loch of Huxter, connected to the shore by a causeway. Read more on Wikipedia

type: military installation
date from: Iron Age

Source: en.wikipedia.org