Yellowstone wildlife

A "bison jam" in Yellowstone National Park.

Video: A Yellowstone National Park ‘Bison Jam’

By Michael Lanza

It’s the coolest, most awe-inspiring traffic jam you’ll ever get stuck in—if a little unnerving, too—and something of an iconic experience in the world’s first national park. On a visit to Yellowstone, after a couple of days of hiking, I was driving south between Mammoth and Norris when I got stuck in a line of vehicles stopped by a large herd of bison walking up the road. Yes, we were in a bison jam, and I captured it on this video (scroll down to watch it).

Read on