@¨¨¨¨¨¨@@¨                                          @@¨@@¨¨@@¨
@¨¨¨¨¨@¨@¨                                          @@¨¨@¨@¨@¨
@¨¨¨¨@@¨@¨                                          @@¨@@¨@¨@¨
@¨¨¨@¨@¨@¨                                          @@¨¨@¨@¨@¨
@¨¨@@¨@¨@¨                                          @@¨@@¨@¨@¨
@¨@¨@¨@¨@¨                  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!         ¨@¨¨@¨@¨@¨
@¨@¨@¨@¨@¨                                          ¨@¨@@¨@¨@¨
@¨@¨@¨@¨@¨                                          ¨@¨¨@¨@¨@¨
@¨@¨@¨@¨@¨                                          ¨@¨@@¨@¨@¨
@¨@¨@¨@¨@¨                                          ¨@¨¨@¨@¨@¨
@¨@¨@¨@¨@¨                                          ¨@¨@@¨@¨@¨
@¨@¨@¨@¨@¨                                          ¨@¨¨@¨@¨@¨