Willemstad is the capital city of Curaçao, an island in the Caribbean Sea. Known for its colorful Dutch colonial architecture, the city is divided into two main parts: Punda and Otrobanda, separated by a picturesque harbor. The city is a UNESCO World Heritage site, recognized for its historical significance and unique buildings. The city features several attractions, including the famous Queen Emma Bridge, a floating bridge that connects the two sides. Willemstad is also home to the Curaçao Sea Aquarium and various museums, making it a popular destination for tourists seeking culture and history.