The Reconstruction of the Heidentor

The Triumphal Monument, now known as Heidentor, was built as a four-gate arched monument (Latin: Quadrifrons, Greek: Tetrapylon) on massive pillars over a square base with a side length of 14.5 m. The overall height of the building can also be reconstructed up to 14.5 m. The core of the monument consists of Roman cast mortar and rubble stones. The outer shell was disguised with large cast stones, …