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Keywords from Image Description:
Tunnels Oerlikon cropped. en Portals of three railway tunnels in Oerlikon Zrich Switzerland from left Weinbergtunnel Wipkingertunnel Kferbergtunnel SBahn train coming from Zrich Hauptbahnhof leaving Weinbergtunnel File Tunnels Oerlikon cropped to remove foreground User Albinfo other versions cczero Kferbergtunnel Oerlikon Rail