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