Civil Defense Observatory.

In the XNUMXs, post-war Czechoslovakia built several dozen civil defense observatories around the most important cities in preparation for nuclear war. Observation stations were usually built three or four around the city and were used to observe an important area or object. In the vicinity of Ústí nad Labem there are observatories on Holoměř hill, Sedlo hill, above the Bílina river in...