Surprised no one posted this one sooner. It was quite the hit in the late 60's early 70's. Check it out here:

http://en.wikipedia.org/wiki/Bede_BD-5

AND...there's his GCRV (Ground Cruising Recreational Vehicle)

http://thekneeslider.com/archives/2008/03/10/a-pair-of-owosso-pulse-gcrvs-for-sale/

Again...I'm likely too large to fit but they're fun to look at!

Nice one Art, I remeber this from the Bond film Octoopussy!!!