Stonehenge Gives Up Another Mystery: The Source of Its Bluestones
At a Glance Two quarries in Wales, 180 miles from Stonehenge, appear to be the source of the monument's bluestones.Archaeologists think ancient stonemasons used wedges to crack the pillars free from their neighbors.The pillars could have been hauled to southern England on wooden sleds. Archaeologists in the United Kingdom say they have located two ancient quarries that were the source for the bluestones at Stonehenge. The bluestones were the smaller standing stones used to create an inner horseshoe shape and...