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Stonehenge is a prehistoric megalithic structure on Salisbury Plain in Wiltshire, England, two miles (3 km) west of Amesbury.It consists of an outer ring of vertical sarsen standing stones, each around 13 feet (4.0 m) high, seven feet (2.1 m) wide, and weighing around 25 tons, topped by connecting horizontal lintel stones, held in place with mortise and tenon joints, a feature unique among ...
[citation needed] Stonehenge 1 probably needed around 11,000 man-hours (or 460 man-days) of work, Stonehenge 2 around 360,000 (15,000 man-days or 41 years). The various parts of Stonehenge 3 may have involved up to 1.75 million hours (73,000 days or 200 years) of work.
Construction on Stonehenge began as early as 3000 BC and occurred over several phases in an area first inhabited as early as 5,000 to 6,000 years ago, according to the researchers.
By the time the standing stones of Stonehenge 3 were erected (around 2600 BC), the holes had fallen out of use. The positions of the holes are marked at the Stonehenge site by white discs laid in the ground surface. Archaeologists number them 1 to 56 counting clockwise from the later Slaughter Stone at the eastern side of the north east entrance.
Stonehenge’s Altar Stone, which lies at the heart of the ancient monument in southern England, was likely transported over 435 miles (700 kilometers) from what’s now northeastern Scotland ...
The Summary. The "altar stone" at the center of Stonehenge likely originated in present-day Scotland, a study found. That's more than 450 miles away, raising questions about how ...
The other two corners of the rectangle are occupied by the two surviving stones which are undressed sarsens. Their installation at the monument dates to sometime in Stonehenge phase 3, perhaps around 4,000 years ago. Various astronomical alignments have been suggested for the stones, all involving other features at the site.
More than 900 stone circles have been discovered across the country but Stonehenge held unique significance for the island’s ancient people, the study argues, including newcomers who migrated ...