.##.....#.                                          .#####.#.#
..#....##.                                          #.####.#.#
.##...#.#.                                          #..###.#.#
..#..##.#.                                          #.#.##.#.#
.##.#.#.#.                                          #.#..#.#.#
..#.#.#.#.                  RAILS                   #.#.##.#.#
.##.#.#.#.                                          #.#..#.#.#
..#.#.#.#.                                          #.#.##.#.#
.##.#.#.#. ######################################## #.#..#.#.#
..#.#.#.#.                                          #.#.##.#.#
.##.#.#.#. ######################################## #.#..#.#.#
..#.#.#.#.                                          #.#.##.#.#
.##.#.#.#.                                          #.#..#.#.#
..#.#.#.#. TRAINS  ARE  SO  CONSTRUCTED  THAT  THEY #.#.##.#.#
.##.#.#.#. HAVE TO FOLLOW A SET  PATH. THIS PATH IS #.#..#.#.#
..#.#.#.#. CALLED  A "RAILWAY", WHICH  IS COMPRISED #.#.##.#.#
.##.#.#.#. OF TWO METAL  RAILS, HENCE ITS NICKNAME. #.#..#.#.#
..#.#.#.#.                                          #.#.##.#.#
.##.#.#.#. BECAUSE  THE  LOW FRICTION  BETWEEN  THE #.#..#.#.#
..#.#.#.#. WHEELS OF THE TRAIN AND  THE RAIL METAL, #.#.##.#.#
.##.#.#.#. THERE ARE LIMITS  FOR HOW ACUTE A  CURVE #.#..#.#.#
..#.#.#.#. CAN  BE,  AND EVEN MORE  SO FOR HOW MUCH #.#.##.#.#
.##.#.#.#. THE  GROUND  UNDER  THE  RAILS   CAN  BE #.#..#.#.#
..#.#.#.#. SLOPED. THUS A RAILWAY IS OFTEN  NOT LED #.#.##.#.#
.##.#.#.#. ON TOP  OF HILLS, RATHER THROUGH THEM IN #.#..#.#.#
..#.#.#.#. TUNNELS  (IF   THEY   ARE   LARGE),   OR #.#.##.#.#
.##.#.#.#.            ARTIFICIAL CHASMS.            #.#..#.#.#
..#.#.#.#.                                          #.#.##.#.#
.##.#.#.#. THERE WILL BE TREES ON  THE SIDE OF  THE #.#..#.#.#
..#.#.#.#. RAILS, BUT NOT  TOO CLOSE,  OR THEY WILL #.#.##.#.#
.##.#.#.#. BE  CUT  DOWN BY  THE  RAILWAY JANITORS. #.#..#.#.#
..#.#.#.#. THERE  WILL  BE  PLAINS, AND  BODIES  OF #.#.##.#.#
.##.#.#.#.                  WATER.                  #.#..#.#.#
..#.#.#.#.                                          #.#.##.#.#
.##.#.#.#. TRAINS GO  BY DAY  AND BY  NIGHT.  ALONG #.#..#.#.#
..#.#.#.#.      THE WAY, THERE IS INFORMATION       #.#.##.#.#
.##.#.#.#. SCATTERED, OFTEN PUT ON  TOP  OF  POLES, #.#..#.#.#
..#.#.#.#. TO BE INTERPRETED BY  THE TRAIN DRIVERS. #.#.##.#.#
.##.#.#.#. DIFFERENT  PARTS  OF  THE  RAILWAY  HAVE #.#..#.#.#
..#.#.#.#.          DIFFERENT SPEED LIMITS.         #.#.##.#.#
.##.#.#.#.                                          #.#..#.#.#
..#.#.#.#. SOMETIMES,  TRAINS HAVE TO STOP AND WAIT #.#.##.#.#
.##.#.#.#. FOR  SOMETHING TO HAPPEN, FAR AWAY. THIS #.#..#.#.#
..#.#.#.#. IS SIGNALED  BY  RED  OR  GREEN  LIGHTS. #.#.##.#.#
.##.#.#.#.                                          #.#..#.#.#
..#.#.#.#.                 ########                 #.#.##.#.#
.##.#.#.#.                                          #.#..#.#.#
..#.#.#.#. MANY PEOPLE  FOLLOW  THE RAILS  BY FOOT. #.#.##.#.#
.##.#.#.#. OFTEN  THIS  PROVES  TO BE  THE  SHORTER #.#..#.#.#
..#.#.#.#. PATH BETWEEN  TWO  POINTS.  HOWEVER THIS #.#.##.#.#
.##.#.#.#. IS  FROWNED  UPON,   AND  VERY  IMPOLITE #.#..#.#.#
..#.#.#.#.        TOWARD THE TRAIN DRIVERS!         #.#.##.#.#
.##.#.#.#.                                          #.#..#.#.#
..#.#.#.#.                                          #.#.##.#.#
.##.#.#.#.                                          #.#..#.#.#
..#.#.#.#.                                          #.#.##.#.#
.##.#.#.#.                                          #.#..#.#.#
..#.#.#.#.                                          #.#.##.#.#