Tree-Coffin from the early mediaeval graveyard of Oberflacht, GermanyTreetrunk coffin from the Egtved GirlReconstruction of the place of two treetrunk coffins at the Archäologischer Wanderpfad in der Fischbeker Heide, Neugraben-Fischbek
A treetrunk coffin is a coffin hollowed out of a single massive log. Such coffins have been used for burials since prehistoric times over a wide geographic range, including in Europe, Africa, Asia and Australia.