The historical development of the company represented on documents and small objects.

Covering an area of 230 m2, it is located at the Head Office of the company. It consists of a library and three rooms, where the exhibition is chronologically ordered so that the visitor may take a trip through time, from the years of animal traction, followed by the arrival of funiculars and by the adoption of electric traction, until the 20th century and all its developments.

On this area the visitor may found some documents related to crucial moments of the company's history, as well as some every day's objects. The exposed models bring to memory the trams, buses and lifts from that time.