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