After Catherine the Great built the summer palace in 1718, Zarskoje Selo became the favorite residence of the Russian Tsars. Here is also where the mysterious Amber Room, that went missing in 1945 in Kaliningrad after it was plundered by the Nazis. The right wing of the castle houses the Pushkin museum, which is where Pushkin attented private school at the beginning of the 9th century and wrote his first poems. It was also here that the first Russian railway line was inaugurated in 1837 served the imperial family to travel between the center of power and their favorite residence.