Founded in 1873 Clifton is next to America's largest open pit mine. Located along the Arizona New Mexico Border Clifton offers opportunites for outdoor adventure. There's so much to see and do in Clifton, you'll be glad you made the trip! From our quaint old mining town framed by dramatic canyon walls, to the majesty of bighorn sheep clinging to impossible cliffs above our year-round river, Clifton's rich history and friendly people will ensure your visit is one to remember.