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