Close to Petersfield lies the small hill fort of Torberry Hill.  The Hill fort was excavated by Professor Barry Cunliffe. to quote the report, 'It lies 3 miles (5 km) south-east of Petersfield in the Sussex parish of South Harting (grid reference SU 779204). The fort occupies the crest of the hill,
which rises to a height of 511 ft OD (156 m), that is about 300 ft (91 m) above the surrounding shelf of Upper Greensand.

This is a direct link to the full excavation report preserved as part of the Archaeology Data Service reports database. http://ads.ahds.ac.uk/catalogue/adsdata/cbaresrep/pdf/016/01601001.pdf

This link contains information about the folklore surrounding Torberry Hillfort http://www.themodernantiquarian.com/site/3524/torberry_hill.html#folklore