Yellowstone National Park announced Monday the discovery of a new 13-foot baby blue hot spring. It emerged with little ...

A bison roams in front of Castle Geyser in the Upper Geyser Basin at Yellowstone National Park, Mont., on Sept. 25, 2023. (AP Photo/Hannah Schoenbaum) A new hydrothermal pool has been discovered in ...

This turquoise waterway is a favorite among paddlers in Oregon, and the best way to experience it is by floating along the surface in a glass-bottom kayak.