If you want to be at one of the most peaceful and beautiful places in Lisbon, you have to go to Parque das Nações ... :)
The Parque das Nações, in Lisbon, Portugal, is a beautiful place with a lot of green areas and gardens for picnics, walk, with the magnificent view for the Tejo river. In 1998, Lisbon received the EXPO’98 with the theme “the Oceans : a heritage for the future”, from May till September. The expo was a success and many of the structure that was build for the expo was “recycled” creating the Parque das Nações.
The park have one of the largest aquarium of the world and museum of marine biology, the Oceanário, a cable car that gives an wonderful view of the whole park, the Pavilhão do Conhecimento, a modern science and technology museum and the Pavilhão Atlantico that welcomes every year concerts, sport events with the capacity of 20.000. It´s a great place to spent time with your better half or your family and great for pictures