I've seen tight rope walking. When I first saw Michael try and walk across the park I thought his rope was a little loose. I walked up to him and asked a little about it. Turns out it is supposed to be loose, makes it harder. Kind of like climbing. 

I talked with Michael about how he got into this activity and filmed him crossing the park. People were mesmerized and even clapped when he made it all the way to the other side. Although, I thought, if he falls the wrong way, he ends up with a 20ft wedgie.

Here's Michael: