It almost feels otherworldly to think that we have the ability to swim in water that was heated by the Earth's core. In fact, I love hot springs so much, that I live in an area that's known for its ...

From remote desert pools to cozy mountain retreats, these dreamy hot spring Airbnbs and resorts across the U.S. are perfect for rest and rejuvenation.

Emily Pennington is a columnist and longtime Outside contributor. For her 63 Parks column, she visited every U.S. national park. As chilly weather approaches and the leaves turn, it’s time to swap out ...

If you’re into health, but have never been to a hot spring, you really should add this to your travel bucket wish list. Hot springs are natural pools of geothermally heated water that emerge from the ...