0 ~ 100 sq mi 100 ~ 500 sq mi 500 ~ 1000 sq mi 1000 ~ 10,000 sq mi 10,000 ~ 50,000 sq mi 50,000 ~ 100,000 sq mi 100,000 ~ 1 million sq mi 1 million ~ 10 million sq mi
0 ~ 100 sq mi map 100 ~ 500 sq mi map 500 ~ 1000 sq mi map 1000 ~ 10,000 sq mi map 10,000 ~ 50,000 sq mi map 50,000 ~ 100,000 sq mi map 100,000 ~ 1 million sq mi map 1 million ~ 10 million sq mi map