,####,,#,,                                          ,##,,#,,##
#,,,#,##,,                                          #,#,##,#,#
#,,###,#,#                                          ####,####,
#,#,,####,                                          ,,,##,,,##
###,#,,,##                                          ,,#,#,,#,,
,,###,,#,,                  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!         #,,,,,,##,
#,####,,,,                                          #,,,,,#,#,
##,,,#,,,#                                          #,,,,#####
,#,,##,,##                                          #,,,#,,,,,
##,#,#,#,#                                          #,,##,,,,,
,#########                                          #,#,#,,,,#
#,,,,,,,,,                                          #####,,,##