Prague is the capital city of the Czech Republic, located in central Europe on the Vltava River with a population of around 1.2 million. Some of its most famous sights include Prague Castle, the largest ancient castle in the world; Charles Bridge, the oldest bridge in central Europe decorated with statues; and Old Town Square at the center of the historical area. Prague offers a rich cultural life with many theaters, museums, and galleries, as well as sports facilities like football stadiums and an ice hockey arena. Transportation around the city is via underground metro, tram, train, taxi, or the Václav Havel airport.