A billion years of phenomenal geographical activity have left rainbow canyons, massive rock formations, natural rock bridges, and deep rock caves throughout the canyonlands of the west.
(A billion years of phenomenal geographical activity; have left; rainbow canyons, massive rock formations, natural rock bridges, and deep rock caves)
A billion years of phenomenal geographical activity
have left
rainbow canyons, massive rock formations, natural rock bridges, and deep rock caves