Karawanken Tunnel (motorway)
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The Karawanken Tunnel (German: Karawankentunnel, Slovenian: Predor Karavanke) is a motorway tunnel partly in Austria, partly in Slovenia, with total length of 7864 m (8019 m). It was built from 1986 and opened on June 1, 1991. It connects the two motorways: A11 in Austria and A2 in Slovenia and it's part of the main transit route to the Middle East.