Author Topic: Secret Factories  (Read 3812 times)

Offline raafif

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Secret Factories
« on: April 26, 2012, 12:47:30 PM »
camouflaged, underground or just hidden in plain-sight ?

In 1981 I visited the Seegrotto near Hinterbühl just outside Vienna, Austria.
The caves are on basically 2 levels -- the Germans blew the bottoms out of the upper caves, draining the water into the lower few.  They then concreted the floors of the upper & several lower ones installing drains to keep them dry.  Post war the drains were blocked & the caves allowed to refill naturally -- you can now take a shallow-draught boat trip thru the upper ones.

History ...

Below are 2 postcards that I bought there ...