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