Russia is the largest country in the world, spanning both Europe and Asia, with Moscow as its capital. It has a long history and culture, with the red, white and blue flag representing important values. Russia has many large rivers and the deepest lake, Lake Baikal. The climate can be harsh, with long winters in much of the country. Education is required between ages 6-17, using the Cyrillic alphabet. Popular sports include hockey, though the long winters limit outdoor activities. While healthcare is universal, resources can be limited. Marriage traditionally occurs only in registry offices, and divorce is common. Famous historic leaders include Peter the Great, and the national anthem was adopted in 2001.