You can’t beat geothermal heat. That’s what warms the many hot springs in California, which make a disparate yet tempting bunch, from rustic roadside holes in the ground to luxurious Napa Valley ...

Everything old is new again at Colorado’s hot springs, where recent expansions and upgrades have created fresh ways of savoring the Earth’s oldest bathtubs. A change in ownership transformed humble ...

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 ...