Despite being a volcano, the summit is cold, snowy, and so high up that the thin air is almost unbearable. There are a variety of Ice-types that can be found up here, but the journey up the rugged mountain is strenuous.
Deep inside Mt. Garnet is a large, dome-like cavern with several strange markings on the wall, almost like a shrine. It's unclear what these markings mean. There are reports of Unown being spotted here.
An enormous thermal area just before one enters the valley. Most of these pools are too hot to enter, but same can be warm enough for trainers to soak in. Dragon-types have been seen frequenting these hot pools.