CZ / 196 Linz - Horni Dvoriste - Ceske Budejovice. In the background, the wooded peak of Kleť (1084 m) is the highest point of the Blanský Forest. On the top there is an observatory, a television transmitter (170 m), a mountain chalet and a stone Josef's tower, built by Prince Joseph Jan Nepomuk of Schwarzenberg in 1825. The observation tower is 18 m high, and under favorable conditions, it opens a beautiful panoramic view of the Šumava, Budějovicko, Novohradské mountains, nuclear power plant Temelín and if the weather is really clear, you can see the panorama of the Alps.