Stonehenge is a famous prehistoric monument located in Wiltshire, England. It consists of a ring of standing stones, each around 13 feet high, and is believed to have been constructed between 3000 BC and 2000 BC. The purpose of Stonehenge remains a mystery, but it is thought to have been used for ceremonial or astronomical purposes. The site attracts millions of visitors each year, drawn by its historical significance and unique structure. Stonehenge is a UNESCO World Heritage Site and continues to be a subject of research and fascination, with many theories about its origins and uses still being explored.