Yeah, I was thinking of "paved roads" but of course the Romans also paved roads. There are so many possibilities. I'll check back tomorrow and see if the list is completed.Marshall Dixon wrote: ↑Wed May 31, 2017 3:32 amWilbur and Orville were bicycle mechanics.
Bicyclists were the initiative for the first macadam paved roads.
Bicycles are the cleanest form of transportation.
OK - how about the pneumatic tire?