9 Months Ago, jhnewsandguide.com says (in Teton, Yellowstone among most visited)  WY
Grand Teton and Yellowstone national parks made this year's list of the 10 most visited national parks, according to National Park Service statistics. Combined, the two parks welcomed roughly 5.5 million visitors in 2008, or about 2 percent of the ...

And Yellowstone Insider says (in Explosion rocks Biscuit Basin) KFBB NewsChannel 5
 MN
Hydrothermal explostions aren't rare in Yellowstone National Park: you can expect one every few years. And they have the potential to dramatically reshape the landscape; longtime visitors will remember the explosion of Porkchop Geyser in 1989 that ...

And KFBB NewsChannel 5 says (in Is an Eruption Brewing at Yellowstone National Park?)  MT
By KFBB News Team A swarm of earthquakes is one sign that an eruption may be brewing and last winter Yellowstone National Park was rocked by a rash of tremors. "There were over a thousand earthquakes in about one week," said Park Geologist Hank Heasler ...

And Jackson Hole says (in Geology group treated to rare pool explosion)  WY
Yellowstone National Park geologist Hank Heasler was lecturing a group of colleagues in Biscuit Basin on the rarity of hydrothermal explosions last week when – Boom! A hot pool behind him exploded, spewing mud, rocks and hot water 50 feet in the air. ...