Stonehenge is located in Wiltshire, England. This prehistoric monument is famous for its massive stone circle, which is estimated to have been constructed between 3000 BC and 2000 BC. Stonehenge is believed to have been used for ceremonial purposes, possibly relating to ancient astronomical events or rituals. The mystery surrounding its construction and purpose continues to attract researchers, tourists, and historians, making it a UNESCO World Heritage site. Its alignment with the solstices adds to its significance, showcasing the ingenuity of ancient societies in navigating their world.