##¶§@^=~:.                                          .:~=^@§¶##
##¶§@^=~:.                                          .:~=^@§¶##
##¶§@^=~:.                                          .:~=^@§¶##
##¶§@^=~:.                                          .:~=^@§¶##
##¶§@^=~:.                                          .:~=^@§¶##
###¶@^=~:.                   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!        .:~=^@§¶##
¶§§@=:....                                          ....:=@§§¶
##¶§@^=~:.                                          .:~=^@§¶##
##¶§@^=~:.                                          .:~=^@§¶##
##¶§@^=~:.                                          .:~=^@§¶##
##¶§@^=~:.                                          .:~=^@§¶##
¶¶§@^~~:..                                          ..:~~^@§¶¶