Answers:
bus, train, airplane - transport more people at a time, reach far distances, economical, eco-friendly...
space shuttle apollo 11
Masted ships finally allowed mankind to traverse the dangerous oceans and discover the new world.
here's an idea: its new, called "THE CAR"
SHIPS : - what i think without it usa , canada i not think might have got any existence . because of colombus usa is the ruler of the world as most intelligent people from europe and asia go to america and settle there for sake of money .
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