.,†§*§¶@##                                          ##@¶§*§†,.
.,=†§*§¶@#                                          #@¶§*§†=,.
.,=††††**¶                                          ¶**††††=,.
.,=†§*§¶@#                                          #@¶§*§†=,.
.,=†§*§¶@#                                          #@¶§*§†=,.
.,=†§**§¶¶                   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!        #@¶§*§†=,.
.,=†§*§¶@#                                          #@¶§*§†=,.
....,†§*§@                                          @§*§†,....
.,=†§*§¶##                                          ##¶§*§†=,.
.,=†§*§¶¶¶                                          ¶¶¶§*§†=,.
....,,†**¶                                          ¶**†,,....
.,=†§*§¶@#                                          #@¶§*§†=,.