Cycling in Madrid shared-use paths. The most important shared-use path is Madrid Río, a park located in the banks of the Manzanares River and opened in 2011. Car-shared lanes and streets (in Spanish: ciclocalle o ciclovía) are very frecuent in Madrid. They are marked with the drawing of a bicycle on the pavement, and they are speed limited to 30 km/h. In Madrid, there are many bike sidewalk paths (in Spanish: acera-bici). Some are located in O'Donnell Street or Serrano Street. Greenways (in Spanish: pista-bici) are independent cycle routes, for example the Royal Route GR-124. BiciMAD is a public service of bicycle-sharing. It
Madrid Metro being postponed and canceled. Unlike normal Spanish road and rail traffic, which use right hand drive, Madrid Metro trains use left-hand running on all lines because traffic in Madrid drove on the left until 1924, well after the Madrid Metro started operation. The Madrid Metro operates every day from 6:00 am until 1:30 am. A light rail system feeding the metro opened in 2007 called Metro Ligero ("light metro"). The Cercanías system works in conjunction with the metro servicing commuter train services to and across the city. Some underground stations are large enough to hold public events, such as the