Although Stonehenge may be the most famous of Europe's megaliths, it's far from the only one: There are about 35,000 of these mysterious stone structures throughout the continent.
Now a new study suggests that an ancient culture that emerged from what's now the Brittany region of northwest France may have begun building these structures and monuments some 7,000 years ago.
https://www.usatoday.com/story/news/world/2019/02/11/stonehenge-other-megaliths-may-have-originated-northwest-france/2841267002/