Red Maple and gold with white bark Arizona Sycamore trees color Garden Canyon in the Huachuca Mountains. Located within Fort Huachuca, Garden Canyon is sometimes called the most beautiful canyon in the Huachuca Mountains, and this scenic area contains some of the most diverse plant and animal life in the mountain range. This prominent desert landscape is bordered in several areas by creeks, ponds, forests, and waterfalls, with a wide variety of wildflowers, mammals, birds, reptiles, amphibians, and insects.