S: (n) Europe (the 2nd smallest continent (actually a vast peninsula of Eurasia); the British use `Europe' to refer to all of the continent except the British Isles)
S: (n) North America (a continent (the third largest) in the western hemisphere connected to South America by the Isthmus of Panama)
S: (n) South America (a continent in the western hemisphere connected to North America by the Isthmus of Panama)