What are these Mysterious Prehistoric Towers in Scotland

All across northern Scotland, you can still see the skeletal remains of prehistoric skyscrapers. Unique to Scotland, these enigmatic Iron Age towers are called brochs. 2,500 years ago, these drystone structures dominated the Highlands and Islands, yet so much of their story remains shrouded in mystery. Join Tristan Hughes as he ventures across northern Scotland to investigate these extraordinary ancient buildings. Watch the series 'Mysteries of Prehistoric Scotland' on History Hit TV now: The journey begins in western Scotland, at Dun Telve, with one of the best preserved brochs in Scotland. Filled with iconic, structural features, the remains epitomise the skill of the prehistoric architects who constructed this building more than 2 millenia ago. Next, Tristan heads to Caithness, a region of Scotland renowned as the beating heart of brochs because of the sheer quantity of these ancient towers found here. With help from Iain