St Mawes Castle, Cornwall - St Mawes Castle and its twin across the other side of the River Fal, Pendennis Castle, were two of a series of coastal forts and castles built by King Henry VIII as protection against potential invaders such as the Spanish. The castle dates from the early 16th century.
Silbury Hill, Avebury. The largest man-made mound in Europe, mysterious Silbury Hill compares in height and volume to the roughly contemporary Egyptian pyramids. Probably completed in around 2400 BC, it apparently contains no burial. Though clearly important in itself, its purpose and significance remain unknown. There is no access to the hill itself. Distance from Shaftesbury to Avebury is 42 miles More