The High Ash Mountains (Hrubý Jeseník, in german in german Altvatergebirge) is a mountain range of Eastern Sudetes in northern Moravia and Czech Silesia. Its highest summit is Praděd (1'491 m).
Czech Republic 2018, Dlouhé stráně Hydro Power Plant.
In the background the TV and lookout tower on the summit of Praděd (1'491 m).
The elevated reservoir of the large pumped storage plant is situated on the top of the Dlouhé Stráně mountain 1'350 m.