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