Stonehenge Avenue Stonehenge Avenue Stonehenge Avenue is an ancient avenue on Salisbury plain, Wiltshire, England. It is part of the Stonehenge, Avebury and Associated Sites UNESCO World Heritage Site. Discovered in the 18th century, it measures nearly 3 kilometers, connecting Stonehenge with the River Avon. It was built during the Stonehenge 3 period of 2600 to 1700 BCE. Along some of its length The Avenue is aligned with the sunrise of the summer solstice, suggesting a time of most frequent use. In 2013 a section of A344 road was closed, which had cut through the Avenue close to Stonehenge. After the road
Altar Stone (Stonehenge) Altar Stone (Stonehenge) The Altar Stone is a recumbent central megalith at Stonehenge in England, dating to Stonehenge phase 3i, around 2600 BC. It is made of a purplish-green micaceous sandstone and is thought to have originated from outcrops of the Senni Beds formation of the Old Red Sandstone in Wales, though this is currently in debate. Stone 80 (Altar Stone) was most recently excavated in the 1950s, but no written records of the excavation survive, and there are no samples available for examination that are established as having come from the monolith. Stone 55 (a sarsen megalith) lies on