I'm assuming feet, but if you don't count that, probably cars or bikes.
The most common mode of transportation in the 1700s was the horse. Many people used horses to pull carriages and rode horseback to travel.
Bikes is the most popular transportation
The most efficient mode of public transportation around Chattanooga Tennessee is probably using the bus or going by taxi. Traffic is fairly intense through there.
i do not now
Nowadays motorcycles seem to be the most affordable kind of transportation, almost anyone can own it. Statistically, motorcycle is number one in the list of the most dangerous mode of transportation.
by foot and animal
hovercraft
Yes, In France a car is still used as a mode of transportation. However, is some of the smaller cities they don't use them.
most of the people walk
Bicycles
automobiles
The person mode of transportation used in the novel Brave New World by Huxley was only Walking and Helicopter!