Голубой поток
Many natural gas pipelines span the country's territory. The Baku-Tbilisi-Ceyhan pipeline, the second longest oil pipeline in the world, was inaugurated in 2005. The Blue Stream, a major trans-Black Sea gas pipeline, delivers natural gas from Russia to Turkey. The undersea pipeline, Turkish Stream, with an annual capacity around , allows Turkey to resell Russian gas to the rest of Europe.