You can enjoy great scenery when traveling by train.
Travelling by train is safe.
It is very convenient and comfortable to travel by train.
Train travel also has some disadvantages. (long travel time, not punctual, delays, can be costly) Train travel can be more costly than other kinds of transport.
Advantages of train travel outweigh its disadvantages. (more convenient, faster, better management)
A plane is the fastest type of transport and viewed as the most suitable way for traveling abroad.