.........~                                          ~.........
........~/                                          /~........
.......~/†                                          †/~.......
......~/†§                                          §†/~......
.....~/†§@                                          @§†/~.....
....~/†§@#                  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!         §†/~......
.....~/†§@                                          @§†/~.....
....~/†§@#                                          #@§†/~....
...~/†§@##                                          ##@§†/~...
..~/†§@###                                          ###@§†/~..
...~/†§@##                                          ##@§†/~...
....~/†§@#                                          #@§†/~....