ocr: Stonehenge, United Kingdom About Stonehenge Stonehenge, built between310U and 1550B.C.E.is a circular group of gigantic upright stones- some weighing as much as 50 tons each! The massive pillars of: rock were brought to England from southwestern Wales and placed in: four concentric circles. Scientists have speculated that the monument was built as an astronomical clock or calendar STONEHENGE used to predict the seasons and even eclipses. This ancient monument probably took hundreds of years to complete. There are hundreds of similar structures throughout England.
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