Parque das Nações is a modern district in Lisbon, Portugal, known for its contemporary architecture and waterfront views. Developed for the 1998 World Expo, it features a variety of attractions, including the Oceanário de Lisboa, one of the largest aquariums in Europe, and the Vasco da Gama Bridge, which is one of the longest bridges in the world. The area is also home to beautiful parks, shopping centers, and cultural spaces, making it a popular destination for both locals and tourists. Visitors can enjoy walking along the Tagus River, exploring art installations, and experiencing various dining options in this vibrant urban environment.