Have you seen the commercial where you can visit the Grand Canyon on a "Hoveround" mobility scooter?  Old folks use them a lot, and on average they move very slowly.  The worlds fastest has been clocked at 70mph in ideal conditions, check out this video of how it handles in snow. 

Colin Furze, a stuntman in England, took it out to play in the snow, and posted this video on Youtube...

More From Eagle 106.3