The parts of the cutout book are two models. Base model is the prospect tower Decinsky Sneznik and second model is side-wheeler steam tug Lanna, whose speciality was the fact that due to its size and low draught it was designed for special works in construction and maintenance of waterways.
A dominant of the Decin highland, and also the tallest mesa of the Czech lands is Decinsky Sneznik (Hoher Schneeberg in German) with its 723 m above sea-level. Decinsky Sneznik has been a tourist goal since 1864, when a 33m tall tower was built on its peak. The tower was not originally built as a lookout, but owes its existence to a large land survey in which the whole territory of the Austrian empire was divided into triangles in the so-called triangulation network. One of its points was the tallest promontory of Decinsky Sneznik.
The then proprietor of the estate, Frantisek Antonin Thun, entrusted architect Hanele from Dresden with a