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