Is there anything more magical and inviting than a misty, secluded hot spring on a cold winter day? The Western United States is teeming with natural hot springs just waiting for you to discover them.

From rocky plunge pools hidden in desert canyons to mineral-rich hot springs with valley views, Arizona hides some unforgettable places to soak.

Some are strictly for looking at and others are for soaking it up. Proceed with caution. Since natural hot springs can bubble up from beneath the earth's surface above the boiling point, most of the ...