Silbury Hill

Silbury Hill is a man-made chalk mound near Avebury along the main A4 road. It is 40 metres (130 ft) high. Silbury Hill, part of the complex of Neolithic monuments around Avebury, is the tallest prehistoric human-made mound in Europe and one of the world's largest. Its purpose however, is still highly debated.

Distance from Broadwell House: 14 miles