We've all grown up learning that the Rocky Mountains mark a continental divide in the waters of America.
Everything east of the divide flows to the Mississippi and down into the Gulf of Mexico, then on to the Atlantic.
Everything west of the divide flows west, to the Pacific...
In Wyoming, it's the wildlife's world and the rest of us just live in it. That was definitely true in Yellowstone National Park recently as a hiker saw that a wolf was coming down the trail he was on and he respected the right-of-way of the wildlife.