Compléter Fill in the gapsVersion en ligne Europe- Fill in the gaps par Noelia Tintilay 1 kilometres population country Vatican after continent populous Europe is the world's second - smallest by surface area , covering about 10 , 180 , 000 square ( 3 , 930 , 000 sq mi ) or 2% of the Earth's surface and about 6 . 8% of its land area . Of Europe's approximately 50 states , Russia is by far the largest by both area and , taking up 40% of the continent ( although the has territory in both Europe and Asia ) , while the City is the smallest . Europe is the third - most continent Asia and Africa , with a population of 733 million or about 11% of the world's population . [ 3 ]