Two short adits are thought to have been for iron or manganese, and associated with the 19th Century Girt Down Mine sett.

A circular enclosure was noted on aerial photographs taken in 1946 and 1978 and thought to be part of a field system. No evidence was found during field investigation in 1993.

A small Bronze Age burial cairn, 8.4 metres in diameter and 0.3 metres high, on the crest of a natural scarp.

A cairn is visible on aerial photographs dating to the Second World War. It may serve a military function, or date from the earlier 20th Century.

A post-medieval field boundary is visible as an earthwork on aerial photographs to the north of North Challacombe Farm. It may represent part of the original enclosure of this area of land.

A rectangular platform is visible as an earthwork on aerial photographs. It is thought to be a medieval or post-medieval building or cultivation platform associated with the earthworks recorded in MDE8289.

A post-medieval water meadow system is visible on aerial photographs as a series of earthworks. This system appears to have been a detached system that drained into an unnamed stream to the west.

A possible medieval or post-medieval field boundary is visible on aerial photographs as an earthwork to the east of Coulsworthy Lane.

The remains of a possible medieval or post-medieval field boundary are visible on aerial photographs.

Two mounds visible as earthworks on aerial photographs. They are most likely to represent 19th Century spoil heaps associated with mining activity 150 metres to the north (see MMO277).