It is also the subject of one of history’s most intriguing mysteries. Originally commissioned in 1701 by Frederick I of Prussia, the Room was later perfected Tsarskoe Selo, the Russian imperial city. In 1941, German troops invaded the Soviet Union, looting everything in their wake and seizing the Amber Room. When the Allies began the bombing of Germany in August 1944, the Room was hidden. And despite the best efforts of treasure hunters and art collectors from around the world, it has never been seen again.