,,,,,,,,,,                                          ,,,,,,,,,,
,,,,,,,,,^                                          ^,,,,,,,,,
,,,,,,,,^=                                          =^,,,,,,,,
,,,,,,,^=†                                          †=^,,,,,,,
,,,,,,^=†=                                          =†=^,,,,,,
,,,,,^=†=£                   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!        @§£=†=^,,,
,,,,^=†=£§                                          §£=†=^,,,,
,,,,,^=†=£                                          £=†=^,,,,,
,,,,,,^=†=                                          =†=^,,,,,,
,,,,,,,^=†                                          †=^,,,,,,,
,,,,,,,,^=                                          =^,,,,,,,,
,,,,,,,,,^                                          ^,,,,,,,,,