The Praça do Império (Empire Square) is a city square in Lisbon, Portugal. It measures about 280 m by 280, plus adjacent areas, and is the largest square in the Iberian Peninsula and one of the largest in Europe.
Around the square are the Jerónimos Monastery and the Belém Cultural Center. In the center of the square is a 3.300 m² garden with large fountain in the middle.
The square commemorates the Portuguese Empire and was built for the Exhibition of the Portuguese World in 1940.