Explore the World Heritage Site of prehistoric monuments and sites in Wiltshire, including Stonehenge , the most sophisticated stone circle in the world, and Avebury, the largest. Learn about the Neolithic and Bronze Age cultures, technology, architecture, astronomy and ceremonies that shaped this landscape. Stonehenge , located on Salisbury Plain in Wiltshire, England, is one of the world’s most famous and enigmatic prehistoric megalithic monuments. Dating back to around 3000 BCE, Stonehenge consists of a ring of massive standing stones, each standing over 4 meters high and weighing approximately 25 tons. This ancient structure has intrigued historians, archaeologists, and tourists alike for centuries, with its mysterious origins, complex construction, and possible purposes. Was it an ... Walk in the footsteps of your Neolithic ancestors at Stonehenge – one of the wonders of the world and the best-known prehistoric monument in Europe.