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Tuffbach Innsbruck. Der Tuffbach beim Innsbrucker Alpenzoo mit Bildung von Kalksinter im Bereich der Moose own Hermann Hammer User Haneburger en You are free to use the picture if you want mention Hermann Hammer as author de Freie Verwendung als Autor kann man Hermann Hammer angeben heading Cczero Images by Haneburger Streams