It is a transport and leisure complex that stretches 15 km by the River Plate, from Olivos to the Tigre delta, stopping at eleven stations—each one with its own history and special theme. Prices are ARS2; or a package of 10 tickets for ARS10. A monthly pass is ARS30.
If someone advise you to take a train from RETIRO… there are actually 3 train stations : Belgrano, Mitre and San Martin.
Establish which train stations before heading out there.