Many people struggle to run a mile; others can knock out a 10K on a whim. A few brave souls take on "ultramarathons" — races longer than 26.2 miles (42.2 kilometers). But how far can a human run ...
Alaskan painter Jon Van Zyle has named his final Iditarod poster “Embers,” as a fire comes to an end, embers are the final stage.