There are still many mysteries that surround Stonehenge, but one element that archaeologists generally agree upon is the origin of some of its monolithic stones. A study conducted in the 2010s indicated that the standing bluestones were quarried around 140 miles from the legendary monument, at two locations in Wales. According to a statement released by the British Geological Survey (BGS), new research has further strengthened the ties between Stonehenge and that region, and revealed how the megaliths were transported. During excavations at Stonehenge in 1924, archaeologists discovered a cow's jawbone near the south entrance, and dated it to the...