6/26/2019

Artificial islands older than Stonehenge stump scientists

"Neolithic Britons loved building things with big rocks, but the crannogs are unlike settlements or other monuments. “Who would want to spend all of their time putting stones in a loch?” Cummings asks, pointing to the fact that some of the stones used to build crannogs weigh around 550 pounds. “It’s a crazy thing to spend your time doing.”"