The restaurants in the historic centre of Sintra are very expensive (as they are designed for tourists) and are extremely busy in the summer. Much better and cheaper options are found on the Avenida Alfredo da Costa (the road below the train station) and the Avenida Heliodoro Salgado (northea...
So if you are considering a vacation outside the US or Europe then you should try an inexpensive Costa Rica Vacation. It is a tropical paradise at a very reasonable price.