View from east.


England     Devon     Dartmoor     SX 64317 91600     Lat 50.708069   Long -3.92276

Simplified plan of the Cosdon triple stone alignment. (Source: Butler, J., 1991, 205).


Type: Triple Length:  146m
No. of stones: 127 Size of stones: Small, medium and large
Orientation: 97° Altitude: 436m
Upper end: Blocking stones, cairn and cists Lower end: –
Straight (Yes or No)  : No Sea View: Yes
Context:  Prehistoric field system

Other Information

Public Access:  Yes
Land Status: National Park
Scheduled Ancient Monument: Yes


Category: Plausible. No doubts have been expressed regarding the prehistoric interpretation of this row.


Looking west along the triple row.

Looking west along the triple row.

Looking west along the triple row.

The upper (West) end of the alignment. View from east.

Looking east along the triple row. The three large stones in the foreground are blocking stones. Unusually they are at the upper end of the alignment and separate it from the cairn. Variety is an alignment characteristic.

Alignment and cairn. View from west.

Alignment cairn and cow. View from west.

The alignment is not straight and is clearly sinuous in form. View from west. 

The cairn at the upper (West) end of the row.

The eastern end of the alignment does not survive as well as the western part. View from west.

The alignment has been cut by an historic holloway at this point. View from east.

Access Information

Car parking is available at SX 65810 91500. From here head south west to Shilley Pool. Carefully cross the stream and walk north west up the steep slope for about 850m. The row is the visually most impressive triple row in Great Britain and well worth the effort of getting to.

Online Resources 

Megalithic Portal     Modern Antiquarian     PastScape     Historic Environment Record

Prehistoric Monuments of Dartmoor     Prehistoric Dartmoor Walks

Other References

Burl, A., 1993, From Carnac to Callanish – The prehistoric rows and avenues of Britain, Ireland and Brittany, Yale University Press, New York and London, pg. 215.

Butler, J., 1991, Dartmoor Atlas of Antiquities – Vol. 2 – The North, Devon Books Exeter, pgs.204-206.

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