Tacna–Arica railway

The Tacna–Arica railway is a transnational railway that connects the cities of Tacna and Arica, located in Peru and Chile, respectively. Agreed upon as part of the 1929 Treaty of Lima, it has a length of 62 km and a track gauge of 1435 mm. It is currently administered by the Regional Government of Tacna and operates since May 28, 2016,  after being suspended since March 12, 2012.

It was built in 1856 by the English company The Arica & Tacna Railway Co. It is currently the only international railway that Peru has and is the oldest railway that is still in service, since it was the second to be built, during the government of Ramón Castilla.

Stations
The line has five bridges, at San José, Chacalluta, Gallinazo, Hospicio, and Lagartito. It also has six stations, of which only the 2 terminals are active: In addition to the aforementioned stations, in the 1990s ENAFER documents indicate the existence of 2 other stops: Concordia (located 10 km south of Hospicio) and Frontera (6 km south of Concordia).