£*†^,,,,,,                                          ,,,,,,^†*£
##¶£*††=^,                                          ,^=††*£¶##
##¶£*††=^,                                          ,^=††*£¶##
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##¶£*††=^,                                          ,^=††*£¶##
##¶£*††=^,                   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!        ,,,,,^=†£¶
#£†=^^,,,,                                          ,,,,^^=†£#
##¶£*††=^,                                          ,^=††*£¶##
£*††††^,,,                                          ,,,^††††*£
##¶£*††=^,                                          ,^=††*£¶##
¶££†††=,,,                                          ,,,=†††££¶
##¶£*††=^,                                          ,^=††*£¶##