A French map from 1861 of the Yucatan Peninsula and Central America showing the territories of native groups, the sites of ancient ruins, terrain, lakes, rivers, and coastal features of the region.

A map from 1911 of a portion of the Laurentian Plateau region of North America showing the drainage and lake network west of Lake Nipigon. The map shows the division line for waters flowing to the Albany and the Winnipeg river systems,...

A map of the Laurentide era glacial Lake Agassiz in the present day region of the northern United States and southern Saskatchewan, Manitoba, and Ontario. The lake was present during the last glacial period, and covers an area larger...

Different forms from Europe, Africa, and North America.-Webster, 1913