Tow, Tow, Tow Your Boat. No Gas Needed!

Human power all the way.
In September 2008, Julie and Colin Angus completed a 7,000 km journey from the northern tip of Scotland to the heart of Syria using exclusively human-powered amphibious rowboats.

I wonder if the Tillerman can tow his Laser with a bike?
He's worried that gas is going to go up in price.