9 / 12


WILTSHIRE, UNITED KINGDOM - JUNE 21: People watch the midsummer sun as it rises over the megalithic monument of Stonehenge on June 21, 2005 on Salisbury Plain, England. Crowds gathered at the ancient stone circle to celebrate the Summer Solstice; the longest day of the year in the Northern Hemisphere. (Photo by Peter Macdiarmid/Getty Images)

Mysterious Stonehenge


one of world's the most famous ancient landmarks, has been studied for

centuries. Now, new evidence provides insight into the construction of

the famous stone circle.