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