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