From the previous post, Expanding the Spielraum —
"The knights and squires of nearby Ambras used to let their
steeds romp here, whence came the name Tummelplatz ."
— Quelle: Ludwig von Hörmann, "Der Tummelplatz bei Amras,"
in: Der Alpenfreund , 1. Band, Gera 1870, S. 72 – 73.