Trans Adriatic Pipeline (TAP) (Albanian: Gazsjellësi Trans-Adriatik, Greek: Διαδριατικός Αγωγός Φυσικού Αερίου - Diadriatikós Agogós Fysikoú Aeríou, Italian: Gasdotto Trans-Adriatico) is a natural gas pipeline proposed in 2003, constructed in 2016, and operational since 2020, from Azerbaijan at the Caspian Sea to Europe from Greece through Albania and the ...