This region is totally unfit for either rail or wagon roads and can only be traversed with the greatest of difficulty. - U.S. Army Lieutenant Henry Mayandier, while attempting to map a wagon route across the Big Horn Basin in 186…
No larger than a dog, the eohippus, or dawn horse, first appeared approximately 55 million years ago. It had four toes on its front legs and three on its hind legs. Eohippus remains have been found in Wyoming's Wind River Basin. Over time…