A 13-foot-wide hot pool formed over the winter in one of Yellowstone’s most active areas, and it could offer new insights ...

That's why we're so excited about the full-sized inflatable pool we found on sale at Amazon. The price is almost as cool as the pool! The Azamine Full-Sized Inflatable Pool is on sale for just $80.

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