Is 4560 m. in length, contains over 8½ millions sq. m., is less than half the size of Asia, consists of a plain in the centre throughout its length, a high range of mountains, the Rocky, on the W., and a lower range, the Appalachian, on the E., parallel with the coast, which is largely indented with gulfs, bays, and seas; has a magnificent system of rivers, large lakes, the largest in the world, a rich fauna and flora, and an exhaustless wealth of minerals; was discovered by Columbus in 1492, and has now a population of 80 millions, of which a fourth are negroes, aborigines, and half-caste; the divisions are British North America, United States, Mexico, Central American Republics, British Honduras, the West Indian Republics, and the Spanish, British, French, and Dutch West Indies.