Holy rolling monowheel, Batman!

Searching eBay for unicycle, I came across this old Popular Science
issue with a monowheel on the cover:



Re: Holy rolling monowheel, Batman!

There is a short write-up and a couple more pics on this website.
scroll down to the “Dynosphere” which is what the Pop. Sci. Magazine had on the cover.


The video at


is awesome. What a crazy-ass guy that is!!!

Can I have one?

David Maxfield
Mitchell, SD