However, even if the new steam column isn't active when you visit, it's just one of more than 10,000 hydrothermal features ...

Mammoth Hot Springs has no set hours and access is covered by Yellowstone's seven-day admission fee ($35 per vehicle). Free parking is provided on-site. For more information about Mammoth Hot ...

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.

Firstly, Yellowstone park sits on top of a geologically active supervolcano. With magma bubbling so close to the surface, geysers and hot springs can reach burning temperatures. The Scotts ...