Ovit Tunnel and İkizdere - İspir Road
Ovit Tunnel is a highway tunnel at Mount Ovit between İkizdere, Rize Province and İspir, Erzurum Province in northeastern Turkey. With its length of 14,080 m in double tubes, Ovit Tunnel is the longest road tunnel in Turkey. It is ranked as the 4th longest highway tunnel in Europe. There are 54 access tunnels.