Stonehenge is the prehistoric monument located in Wiltshire, England. Constructed between 3000 BC and 2000 BC, it is characterized by a circular arrangement of massive stones, some weighing up to 25 tons, standing in vertical positions with lintels on top. Stonehenge is believed to have served various functions, including a burial site, a ceremonial center, and a possible astronomical observatory. Its construction remains a subject of fascination and speculation, reflecting the advanced engineering skills of its builders. Today, Stonehenge is a UNESCO World Heritage site, drawing visitors worldwide and continuing to intrigue researchers studying its historical and cultural significance.