Yellowstone: Top Photos

Geysers, bison herds, and wild landscapes that teach kids the power of nature

Pronghorn (Antilocapra americana) in Lamar Valley, Yellowstone National Park, USA
A pronghorn in Lamar Valley — the fastest land animal in North America, often seen at a dead sprint for reasons that aren't immediately obvious to observers. © Thomas Wolf, www.foto-tw.de, CC BY-SA 3.0, via Wikimedia Commons

More on this story

Take Quiz Full Article