Yellowstone National Park stretches over 9,000 km 2 between the states of Wyoming, Montana and Idaho, and has five entrances: north, north-east, east, south and west.

(Note that the map reads 1877, not 1875, more on that later.) The map, created by Walter W. deLacy, showed the point reached was just below a large island, named Blankeys Island. Comparing coordinates ...

Yellowstone, the “first national park” home to the greatest concentration of thermal features in the world, was officially designated 151 years ago.

In honor of Yellowstone’s birthday, here’s a look at the park’s history and where you can find America’s newest national parks. History of Yellowstone National Park ...

Scientists map volcanic explosion in Idaho that rivaled Yellowstone BRETT FRENCH For the Star-Tribune Mar 23, 2016 Mar 23, 2016Updated Mar 23, 2016 0 ...

Ten miles wide and about 2,400 metres deep, it is North America’s deepest river gorge (pictured) — yet the timing and mechanism of the canyon’s formation have been unclear.