¨§§§¨¨§¨§¨                                          §¨¨¨§¨¨§¨¨
§¨¨§¨§§§§¨                                          §¨¨§§¨§§¨¨
§¨§§§¨¨¨§§                                          §¨§¨§§¨§¨§
§§¨¨§¨¨§¨¨                                          §§§§¨§§§§¨
¨§¨§§¨§§¨¨                                          ¨¨¨§§¨¨¨§§
§§§¨§§¨§¨¨                   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!         ¨§¨§§§¨§¨§
¨¨§§§§§¨¨§                                          §§§¨¨§§§§§
¨§¨¨¨¨§¨§¨                                          ¨¨§¨§¨¨¨¨§
§§¨¨¨§§§§¨                                          ¨§§§§¨¨¨§§
¨§¨¨§¨¨¨§§                                          §¨¨¨§¨¨§¨¨
§§¨§§¨¨§¨§                                          §¨¨§§¨§§¨¨
¨§§¨§¨§§§¨                                          §¨§¨§§¨§¨§