There are many beautiful parks in Amsterdam and I firmly believe that Rembrandt Park is one of the best. After a nice walk in the park, it's time to explore good restaurants. I recommend visiting Food Hallen, there you can find cuisines from all over the world. After the meal is always a good idea to have a beer (or two), and Jordan is the best area to find your favourite pub.
Rembrandtpark is an urban park in Nieuw-West, Amsterdam, Netherlands. The park is named after the 17th-century painter Rembrandt. The park was completed in 1973 and has a surface area of 45 hectares which includes a petting zoo and playgrounds. — Wikipedia
De Hallen is a food market housed in a building where once the first electric trams in Amsterdam.
The Jordaan is a neighbourhood of the city of Amsterdam, Netherlands. It is part of the borough of Amsterdam-Centrum. The area is bordered by the Singelgracht canal and the neighbourhood of Frederik Hendrikbuurt to the west; the Prinsengracht to the east; the Brouwersgracht to the north and the Leidsegracht to the south. The former canal Rozengracht is the main traffic artery through the neighbourhood. — Wikipedia