Prague Castle is a historic castle complex located in Prague, the capital of the Czech Republic. It is one of the largest ancient castles in the world, covering an area of nearly 70,000 square meters. The castle has been the seat of Czech kings, emperors, and presidents for over a thousand years, showcasing a mix of architectural styles, including Gothic, Renaissance, and Baroque. The complex includes several important buildings, such as St. Vitus Cathedral, the Old Royal Palace, and the Golden Lane. Visitors can explore its beautiful gardens and courtyards, as well as enjoy stunning views of the city from its elevated position.