Sixty percent of the world's railways use a gauge of 4 ft 8½ in (1,435 mm)
About 21 inches
Standard North American railroad tracks are 54.5 inches apart. This distance is known as the gauge of the rail.
Railraod View -- Experimental - 1903 was released on: USA: August 1903
Read Paulo Coelho book called The Zahir. Pretty much explains it perfectly.
No they are not.
A monorail.
It keeps the tracks the same distance apart.
Far apart.
a earth quake destroyed it
With tracks by far. They are superior to tires for traction.
There are no bonus tracks on Warning, as far as I know.
Maybe extremely far away. Maybe very close. You should consult the services of a train psychic, they can surely tell you the answer to "how far away are train tracks?"