In between the Iglesia and Bilbao metro stops on the light-blue line 1 metro, there is an abandoned station that was once the Chamberí metro station. Now, you cannot get off the metro train there, but if you walk to the station you can enter ¨Platform Zero¨or Anden 0, an interpretative center about the history
Google Transit is now an official public transport collaborater in Madrid.This means by logging on and searching,one can find information regarding itineraries,routes,frequencies and times of arrivals of buses of the company Empresa Municipal de Transporte, Metro Madrid and Metro Ligero.See this public transport assistant here
