In 2015, Parcak found what might be a turf wall and a hollow, however another excavation of the area during 2016 proposed that the "turf wall" and accumulation of bog ore were the results of natural processes.
In 2015, Parcak found what might be a turf wall and a hollow, however a further investigation conducted in 2017 concluded that this interpretation to be wrong. The "turf wall" and accumulation of bog ore were the results of natural processes.