jan 1, 1975 BC - Stonehenge
Description:
Located on Salisbury Plain, England. It is speculated to be a massive astronomical observatory which observed the summer and winter solstices. It was made in phases, during phase 1 they dug a huge ditch, in phase 2 they set up wooden posts, buried people, and put up some stones, in phase 3 they placed a headstone, put down stones on top of the other stones, and built something in the center. It was made using Bluestone and sarsen sandstone.Added to timeline:
Date:
jan 1, 1975 BC
Now
~ 4003 years ago