It’s the most popular hall in history, not only, because it was made of gold and amber, but also because of its wanishing in the stormy years of WW2. There are many speculations of possible place of hiding the Amber Room (a few of them are in Poland – Owl Mountains, Nysa, Cracow). The Amber Room was made for Tsar Peter the Great in XVIII century (it was a present from Prussian king Frederick William I. The great decorative panels were sent to Russia in eighteen containers.