The Mountain States is one of the largest and most diverse regions in the US and one of the best areas to enjoy the american outdoors. The word Mountain refers to the Rocky Mountains, which are located on the eastern side of California and run north-south throughout Montana, Idaho, Wyoming, parts of Utah, Colorado, and New Mexico. Arizona and Nevada, as well as most other parts of Utah and New Mexico have other mountain ranges that dot the states between the Pacific West and the Mid-West. This region offers glampers and their furry friends amazing pet-friendly rentals in incredible settings in nature. The dog-friendly glamping sites in the mountain states are located near fantastic natural attractions such as Yellowstone National Park, the Grand Canyon, and the Great Sand Dunes National Park in Colorado.