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