The Miradouro de Santa Catarina, also known as Adamastor, is a popular viewpoint located in the Bairro Alto district of Lisbon, Portugal. It offers stunning panoramic views of the Tagus River and the 25 de Abril Bridge, making it a favorite spot for both locals and tourists. The area is adorned with lush gardens and benches, providing a relaxing atmosphere for visitors. This viewpoint is easily accessible and often features street performers and artists, adding to its vibrant ambiance. It is a great place to enjoy a sunset or simply take in the beauty of Lisbon's skyline.