Březí near Týn nad Vltavou - castle Vysoký Hrádek (Temelín)

The introduction of this article will be a bit of a play on words. According to most information sources, Vysoký Hrádek is actually a Renaissance castle, and Březí u Týna nad Vltavou is a no-longer-existing village, which was replaced on the surface of the earth by the Temelín nuclear power plant. And to make matters worse, the castle is sometimes listed as not accessible to the public, yet it houses information - but better said...