Баку is the capital city of Azerbaijan, located on the western coast of the Caspian Sea. It is known for its rich history, blending ancient architecture with modern skyscrapers. The city features notable landmarks such as the Flame Towers and the Old City, which is a UNESCO World Heritage site. Baku has a diverse culture influenced by various civilizations over the centuries. The city is also an important economic center in the region, with a focus on industries like oil and gas. Additionally, Baku hosts several international events, including the Formula 1 Grand Prix and the Eurovision Song Contest.