The first mention of Nieszawa comes from 1230, when Konrad I of Masovia donated the town to the Teutonic Order. But then Nieszawa was located in a place that is …
The graduation towers in Ciechocinek - a unique and largest wooden structure in Europe for evaporating water from brine, were designed by Jakub Graff - professor at the Mining Academy …
A graduation tower (occasionally referred to as a thorn house[1]) is a structure used in the production of salt which removes water from a saline solution by evaporation, increasing its …