Now people like to travel all over the world if they are free. The plane is the fastest way to go, but the fares are very expensive. Travelling by train is slower than by plane, but it is cheaper than travelling by plane. Modern trains have comfortable seats and dining cars(餐车). They make the journey much happier.
Some people like to travel by sea. There are large ferries. Ferries are not so fast as trains or planes, but travelling by sea is a very interesting way to spend a holiday.
Many people have a car. They like to travel by car. They can make their own timetable(时间表). They can travel everywhere they like. They can stop everywhere they like. That is why travelling by car is popular. People usually take a train or plane when they are travelling on business.