.:~:†$£#@#                                          #@#£$†:~:.
.:~:†$£#@#                                          #@#£$†:~:.
.:~:†$£##@                                          @##£$†:~:.
.:~:†$£#@#                                          #@#£$†:~:.
.:~:†$£#@#                                          #@#£$†:~:.
.:~::†$££@                  rails                   @££$†::~:.
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.:~:†$£#@#                                          #@#£$†:~:.
...:::$$## ££££££££££££££££££££££££££££££££££££££££ ##$$:::...
.:~:†$£#@#                                          #@#£$†:~:.
....:~††£# ££££££££££££££££££££££££££££££££££££££££ #£††~:....
.:~:::†£££                                          £££†:::~:.
.:~:†$#@##                                          ##@#$†:~:.
.:~†$£#@## trains  are  so  constructed  that  they ##@#£$†~:.
...::~:$$# have to follow a set  path. this path is #$$:~::...
.:~:†$$££# called a  "railway",  which is comprised #££$$†:~:.
....:~~†£# 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 £†~~......
.:~:†$£££# for something  to happen, far away. this #£££$†:~:.
.:~:†$£#@@ is  signaled  by red  or  green  lights. @@#£$†:~:.
.:~:$£#@##                                          ##@#£$:~:.
.:~†$£#@##                 ££££££££                 ##@#£$†~:.
....~::$$£                                          £$$::~....
.:~:†$£#@# many people  follow the rails  by  foot. #@#£$†:~:.
.:~:†$£### often this  proves  to  be  the  shorter ###£$†:~:.
.:~:†$£#@# path  between  two  points. however this #@#£$†:~:.
.:~:†$£### is   frowned  upon,  and  very  impolite ###£$†:~:.
.:~:†$£#@#        toward the train drivers!         #@#£$†:~:.
.:~:†$£@##                                          ##@£$†:~:.
.:~:†$£#@#                                          #@#£$†:~:.
.:~:†$#@##                                          ##@#$†:~:.
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.:~:†$£#@#                                          #@#£$†:~:.
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