The head was first known as spolia, built into the wall above the Rosspforte (lit., "horse gate") of Hohensalzburg Fortress.
[1] The pedestal-like lower part of the stone suggests that this head once surmounted a herm or pillar.
[2][4]: 232 Several features identify this head as Celtic: the oval eyes, wedge nose, and hollow cheeks.
[4]: 231–232 Kurt Willvonseder [de] interprets this pattern as a knit cap and compares it to a figure on the Gundestrup cauldron.
[1] The analogues to the wave-like hair pattern, the head from Entremont and the Gundestrup cauldron, both predate this occupation.