........#.                                          .#####.#.#
.......##.                                          #.####.#.#
......#.#.                                          #..###.#.#
.....##.#.                                          #.#.##.#.#
....#.#.#.                                          #.#..#.#.#
...##.#.#.                   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!        #.#.##.#.#
..#.#.#.#.                                          #.#..#.#.#
.##.#.#.#.                                          #.#.##.#.#
..#.#.#.#.                                          #.#..#.#.#
.##.#.#.#.                                          #.#.##.#.#
..#.#.#.#.                                          #.#..#.#.#
.##.#.#.#.                                          #.#.##.#.#