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