The Kremlin is a historic fortified complex located in the heart of Moscow, Russia. It serves as the official residence of the President of Russia and houses important government offices. The complex includes several palaces, cathedrals, and the famous Kremlin Wall, which dates back to the 15th century. The Kremlin is also a UNESCO World Heritage site, recognized for its architectural significance and rich history. Visitors can explore landmarks such as the Cathedral of the Assumption and the Ivan the Great Bell Tower, which showcase the intricate design and cultural heritage of Russian architecture.