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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 ...
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 ...
Trilithon at Stonehenge. A trilithon or trilith [1] is a structure consisting of two large vertical stones (posts) supporting a third stone set horizontally across the top (lintel). It is commonly used in the context of megalithic monuments. The most famous trilithons are those of Stonehenge in England.
“This provides a distinct chemical fingerprint suggesting the stone came from rocks in the Orcadian Basin, Scotland, at least 750 kilometers [466 miles] away from Stonehenge.”
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 is largely comprised of two categories of stones: sarsen and bluestone. The large sarsen stones primarily came from an area about 16 miles north of the monument. The Altar Stone is ...
Monolith with bull, fox, and crane in low relief at Göbekli Tepe. The density of most stone is between 2 and 3 tons per cubic meter. Basalt weighs about 2.8 to 3.0 tons per cubic meter; granite averages about 2.75 metric tons per cubic meter; limestone, 2.7 metric tons per cubic meter; sandstone or marble, 2.5 tons per cubic meter.
The Ring of Brodgar is a massive ceremonial stone circle dating back to the third millennium BC, and the Stones of Stenness was once a circle of 12 stones with a central hearth built more than ...