The elements that unite to make the Grand Canyon the most sublime spectacle in nature are multifarious and exceedingly diverse.
John Wesley PowellThe landscape everywhere, away from the river, is of rock - cliffs of rock; plateaus of rock; terraces of rock; crags of rock - ten thousand strangely carved forms.
John Wesley PowellWe have an unknown distance yet to run, an unknown river to explore. What falls there are, we know not; what rocks beset the channel, we know not; what walls ride over the river, we know not. Ah, well! we may conjecture many things.
John Wesley Powell