Circus Freak Sideways Bicycle

We've seen lots of cool bicycles here on WonderHowTo, but somehow Michael Killian's sideways bicycle earns him circus freak status.

You can read more about Killian's invention on his site, but in brief, it all started like this:

...And then evolved into this:

• Previously, Thieves No More! If Gumby Were a Bicycle...
• Who Needs Spokes? I'd Take a Hubless Bicycle.
• The Invisible-Steering Bicycle.