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