Show caption The Zeittunnel with VR headset Photo: Marian Stefanowski Show caption View into the Zeittunnel Photo: Marian Stefanowski Show caption View from inside the Zeittunnel Photo: Marian Stefanowski Show caption End of Zeittunnel and stairs to next level Photo: Marian Stefanowski Show caption Mirror Hall Photo: Marian Stefanowski Show caption Mirror Hall Photo: Marian Stefanowski Show caption Mirror Hall Photo: Marian Stefanowski Show caption TV magazine ‘Hörzu’, historical issues from 1958 Photo: Marian Stefanowski