Europe Norwegian Sea LEGEND National boundary National capital km 0 200 400 mi 0 200 400 North Sea ATLANTIC OCEAN Bay of Biscay Black Sea 10°W Strait of Gibraltar Mediterranean Sea 0° 20°E 30°E 10°E A r c t i c C i r c l e 60°N N W E S a e S c i t l 50°N a B Adriatic S 40 ° N ea A e g e a n S e a