-
began using wheeled carts and river boats.
-
tamed horses to assist our way.
-
we built chariots.
-
we built wagons.
-
invented sky-flying rockets.
-
built advanced sailing ships to cross entire oceans.
-
launched the first oar-propelled submarine
-
invented the horse-drawn bus
-
built the first steam-powered car.
-
invented the foot-and-hand-powered carriage
-
experimented with the steam-driven artillery tractor
-
ran steam road locomotives
-
electric bicycle.
-
semitrailer trucks (18 wheelers).
-
semitrailer trucks (18 wheelers).
-
built airships
-
sailed in diesel engine canal boats.
-
motor-driven airplanes
-
gas engine automobiles.
-
gas engine automobiles.
-
high-speed Maglev trains
-
high-speed Maglev trains
