holiday. i m ashley strohmier, back to yellowstone, one-fifty . at the edge of the canyon the hills rise up and drop back off to a centrage back off to a centrage centralling glac cens sprawling basin, when the water drained, it left 50e squarepionee miles of subalpine grass lands that would come to bhayden ve named after the by nears. this is haden valley. after the pioneers, this is haden valley. his