One of several WW2 Massive underground bunker systems, this one survived and houses the Welfen Kaserne complex today the Luftwaffenversorgungsregiment 3. Part of NATO and supplied medical equipment and supplies to the NATO Forces. Attached links show just how it was constructed. Landsberg im 20. Jahrhundert: The War Factory Project Ringeltaube Bildergalerie: Einblicke in den Bunker Weingut II | Bayerisches Fernsehen | BR Google Earth Hacks - Underground Factory Project Weingut I Weingut bunker -- Sightseeing with Google Satellite Maps Google Translate Regards Tom
We visited the site this year in April 2012, Weingut I, near Muhldorf am Inn. It was awesome, so huge.