City Life Key Facts —The system. The Buenos Aires subte is the oldest metro in Latin America, opened in 1913, and it is in near-constant renovation. —Reopened. Piedras station, on Line A, reopened in June 2026 after a refurbishment. —Closed. Tribunales station, by the Teatro Colón, is shut through 2026 for a full overhaul. —Heritage […] The post Buenos Aires Is Quietly Rebuilding Its Century-Old Subway appeared first on The Rio Times.