However, bringing comfortable walking shoes and a good map are good ideas regardless ... project was unveiled during the 1998 World Exposition, which was held in Lisbon. In less than 15 years ...

Many of Lisbon's trams, including some used on the Tram 28 route, are the same that were used in World War II, so don't expect air conditioning or a smooth trip up and around the area's hills.

For Lisbon, unlike so much of the world, has not gone global ... through Lisbon's prettiest and most historic streets. Get a map of the city, a pair of flat shoes to help with the cobbles ...

Flat, two-dimensional maps can look different because the world is actually curved. This means map-makers need to make compromises when drawing maps. These different map representations are called ...