The Mystic Valley is an affectionate name for Stein Valley to DawnRunners, which is located in British Columbia, Canada.
Area: 1,071.91 km2
It is a large Heritage Park that is surrounded by mountains. The name "Stein" comes from the Nlaka'pamux word "stagyn", which means "hidden place". (Wikipedia) It has a rather beautiful scenery with plenty of area to roam and hunt.