Túnel de Provença
The 202nd longest tunnel in the world
41°22′44.49″N 2°8′23.6″E The Barcelona Sants–la Sagrera High-Speed Tunnel or Sants–Sagrera Tunnel (Catalan and Túnel de Sants–Sagrera) also known as the "Eixample Tunnel" or "Provença Tunnel" is an urban railway tunnel located in Barcelona and owned by Adif. The tunnel, which connects Barcelona–Sants station to the future Barcelona-Sagrera station, connects the Madrid–Barcelona high-speed rail line to the Perpignan–Barcelona high-speed rail line. It was inaugurated on January 8, 2013, along with the section between Barcelona–Sants and Figueres-Vilafant on the Madrid-Barcelona-France high-speed line. Commercial operation by Renfe Operadora trains began on January 9, 2013.
Tunnel data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).