Preposition of travel and movement

There are certain prepositions which are often used in the sentences indicating travel or movement.

Case -1 (means of transport)

I travel by train.

He travel by bus.

I would like to travel by car.

Similarly, we can use ‘by’ with other means of transport

-by ship

-by boat

-by sea

-by air

Case -2 use of “on”

-on foot

-on bicycle

-on horse back

Case -3 use “get in/get into” a vehicle

He get into the train timely

Case -4 use “get on” when mounting on horse/bicycle.

Case -5 use “get out” of a vehicle

Case -6 use “get off” a horse,a bicycle