Why Trains are so Expensive In case you ever wondered why traveling by train is so expensive. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Why Do We Dream? New study shows that the polar vortex is shifting 3D printed cars could hit roads as early as 2016 Our Brains Can Store 10x More Than We Thought! How firefighters suck up water with helicopter This Invisible Structure Was Hiding Half the Universe’s Known Matter