,,,,,,,,&&                                          ,,&&&,&,&,
,,,,,,,&,&                                          ,&,&&,&,&,
,,,,,,&&,&                                          ,&,,&,&,&,
,,,,,&,&,&                                          ,&,&&,&,&,
,,,,&&,&,&                                          ,&,,&,&,&,
,,,&,&,&,&                  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!        ,&,&&,&,&,
&&,&,&,&,&                                          ,&,,&,&,&,
,&,&,&,&,&                                          ,&,&&,&,&,
&&,&,&,&,&                                          ,&,,&,&,&,
,&,&,&,&,&                                          ,&,&&,&,&,
&&,&,&,&,&                                          ,&,,&,&,&,
,&,&,&,&,&                                          ,&,&&,&,&,