Crosswalk Madness

Featured on Minnesota Public Radio, CollegeHumor.com, and KTTC TV:

Two buildings are part of our high school in Austin, MN. What separates them is a road, but they are connected via an underground tunnel. What happens when you create a continuous cycle of students walking across the road then under the tunnel? Watch the video.

Pay attention to the video to see if you can spot the chicken or the cow.