History
Archaelogic studies have unveiled the presence of humans in Cascais since 5000 years ago in the paleolitic. Remains of ancient populations have been found in Tires, Talaíde and in the natural caves of Poço Velho.
A roman heritage in also found in some places in the region of Cascais. After that, the arabs ocupied the area. The names Alcoitão and Alcabideche are part of their mark.
In the XII century, it was finally conquered by the portuguese. It was then a small fishermen and land workers place. The name Cascais is the plural of cascal, mount of rinds - probably derived from the catch of great quantities of sea clams in the region.