30th meridian west
The meridian 30° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Greenland, the Atlantic Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 30th meridian west forms a great circle with the 150th meridian east, and it is the reference meridian for the time zone UTC-2.
From Pole to Pole
Starting at the North Pole and heading south to the South Pole, the 30th meridian west passes through: