On Skipwith common are many conspicuous tumuli, which are by popular tradition connected with the defeat of the Norwegian army which ... landed at Riccall in 1066.
Sheahan and Whellan’s 1856 ‘History and Topography of the City of York...’ v2, p628.
There are two sites close to Skipwith, both called Danes Hills and both Iron Age square barrow cemeteries. The other site is just over a mile and a half to the northeast.