....~-;§$§                                          §$§;-~....
...~-;§$§@                                          @§$§;-~...
..~-;§$§@#                                          #@§$§;-~..
.~-;§$§@##                                          ##@§$§;-~.
..~-;§$§@#                                          #@§$§;-~..
...~-;§$§@                  rails                   @§$§;-~...
....~-;§$§                                          §$§;-~....
.....~-;§$                                          $§;-~.....
....~-;§$§ §§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§ §$§;-~....
...~-;§$§@                                          @§$§;-~...
..~-;§$§@# §§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§§ #@§$§;-~..
.~-;§$§@##                                          ##@§$§;-~.
..~-;§$§@#                                          #@§$§;-~..
...~-;§$§@ 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!        ##@§$§;-~.
..~-;§$§@#                                          #@§$§;-~..
...~-;§$§@                                          @§$§;-~...
....~-;§$§                                          §$§;-~....
.....~-;§$                                          $§;-~.....
....~-;§$§                                          §$§;-~....
...~-;§$§@                                          @§$§;-~...