"Lavey was inspired to redraw the continental United States along the lines of its watersheds by 19th century geologist John Wesley Powell, who proposed that new states created in the arid west be formed around watersheds to minimize conflicts over scarce water resources. Powell's vision, detailed in a gorgeous, full-color map, never came even close to realization, though."
106. Aa, P. v. d. ‘LE CAP DE BONNE ESPERANCE, SUIVANT LES NOUVELLES OBSERVATIONS’. Antique map of Cape Town and Cape of Good Hope in South Africa with pictorial cartouche. Pieter van der Aa, Leiden 1714  23 x 30 cm.