Train Journey

Since a train can carry a huge amount of goods and a large number of passengers, a train communication system will work better and will prove more profitable in a relatively more populous and bigger country such as Bangladesh, India, China, Russia, the USA, Canada, etc.
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A train journey is usually safer and less expensive than a bus journey, a sea voyage or a space journey. It is also more relaxed and gives us more space to move with washing facilities. On the other hand, it is comparatively less independent and less personal.