One of the most popular parks in Porto is the Jardim do Palácio de Cristal, which translates to the Crystal Palace Garden. Located in the heart of the city, this park offers breathtaking views of the Douro River and the historic city center.

The park is famous for its crystal palace, which was built in 1865 and now houses various exhibitions and events. The park also has a lake, a rose garden, and several walking trails, making it the perfect place for a leisurely stroll or a picnic with friends and family.

Another must-visit park in Porto is the Parque da Cidade, which is the largest urban park in Portugal. Covering an area of 83 hectares, this park has something for everyone.

There are several walking trails, cycling paths, and jogging tracks, as well as a lake where visitors can go boating. The park also has a playground, picnic areas, and several restaurants and cafes, making it a great place for families with kids.

The Parque da Cidade also hosts several events and concerts throughout the year, making it a vibrant and lively space.

If you're looking for a more intimate and secluded garden, the Jardim Botânico do Porto is a great option. This botanical garden is located in the heart of the city and covers an area of 4 hectares.

The garden is home to several species of plants and trees, some of which are rare and exotic. Visitors can take a leisurely stroll through the garden and admire the beautiful flora and fauna, or simply sit on a bench and enjoy the peaceful surroundings.

For those who want to get away from the city and immerse themselves in nature, the Parque Natural do Douro Internacional is a great option.

Located about 2 hours from Porto, this national park is home to several species of plants and animals, including the endangered Iberian Lynx. Visitors can go hiking, birdwatching, or simply soak in the natural beauty of the park.