They have been affected by ant hills, which often are found on former pastures, and by a rabbit warren from the Middle Ages.

[2] Two round Bronze Age barrows were found in a 1931 field survey on Walton Down near to the banjo enclosure.

[1] However, recent research suggests that most banjo enclosures were settlement sites, and may have been occupied by people of high status.

[5] The enclosure is one of just four that have been noted in Somerset by English Heritage, and is the easiest to see from the ground since the land has not been farmed for many years.

The ditch is now about 9 inches (230 mm) deep and the banks now average 0.3 metres (1 ft 0 in) in height.

[1] There are entrances on the south and north east sides, approached by paths between parallel banks.