The Continental Divide of the Americas is the primary hydrological boundary separating watersheds that flow into the Pacific Ocean from those that drain into the Atlantic and Arctic Oceans. Extending from the Bering Strait to the Strait of Magellan, it runs along the rugged summits of the Rocky Mountains and the Andes. Authors such as L.
Frank Baum viewed it as a symbolic threshold between East and West, while Lillian Elizabeth Roy highlighted its spiritual significance. Frank H. Spearman focused on its wild majesty, and Enos A. Mills praised its grandeur within national parks. These viewpoints together emphasize its dual nature as both a geographical boundary and a metaphor for separation and discovery.