http://www.lakedistrict-walks.co.uk/Features/Ancient_Remains/Roman/Troutbeck_Roman_Fort.html
http://www.pastscape.org.uk/hob.aspx?hob_id=10433
http://roman-britain.co.uk/places/troutbeck.htm
http://www.lakedistrict-walks.co.uk/Features/Ancient_Remains/Roman/Troutbeck_Roman_Fort.html
http://www.pastscape.org.uk/hob.aspx?hob_id=10433
http://roman-britain.co.uk/places/troutbeck.htm
Troutbeck forts
Troutbeck marching camp 2
Troutbeck marching camp 3