Stonehenge is a massive stone monument located on a chalky plain north of the modern-day city of Salisbury, England.
Woodhenge is a Neolithic henge enclosure discovered located 2 miles (3.2 km) north-east of Stonehenge, in the English county of Wiltshire.
Marden Henge is among the largest Neolithic henges in the British Isles.
Avebury is a Neolithic henge monument containing three stone circles, around the village of Avebury in Wiltshire, in southwest England.
The Knowlton Circles are a group of Neolithic and Bronze Age ceremonial structures.