hot springs and bubbling mud pots. When Yellowstone’s roads open to car traffic in April, tourists will be able to view the new steam column from a pullout as long as the vent remains active.

A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it's visible from a road rather than any significant change in the park famous for its ...

A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it's visible from a road rather than any ...