The Moscow Kremlin, commonly known as the Kremlin, is a fortified complex, known by the same name, in Moscow, Russia. Located in the historic centre of the country's capital city, the Kremlin comprises five palaces, four cathedrals, and an enclosing wall along with numerous towers. Within the complex is the Grand Kremlin Palace, which was one of the royal residences of the Tsar of Russia, and is now the residence of the president of the Russian Federation. The Kremlin overlooks the Moskva River to the south, Red Square to the east, and Alexander Garden to the west.