A new thermal steam vent is grabbing attention in ever-changing Yellowstone National Park

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 thousands of geysers, hot springs and bubbling mud pots.

​ 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 thousands of geysers, hot springs and bubbling mud pots. Read More Breaking News, Latest News and Videos | CNN