%%^--.....                                          .....--^%%
%^--......                                          ......--^%
^--.......                                          .......--^
%^--......                                          ......--^%
%%^--.....                                          .....--^%%
#%%^--....                   R41LS                  ....--^%%#
##%%^--...                                          ...--^%%##
###%%^--..                                          ..--^%%###
####%%^--. ######################################## .--^%%####
###%%^--..                                          ..--^%%###
##%%^--... ######################################## ...--^%%##
#%%^--....                                          ....--^%%#
%%^--.....                                          .....--^%%
%^--...... TR41NS  4R3  SO  CONSTRUCT3D  TH4T  TH3Y ......--^%
^--....... H4V3 TO FOLLOW 4 S3T P4TH. TH1S  P4TH 1S .......--^
%^--...... C4LL3D  4  "R41LWAY", WH1CH 1S COMPR1S3D ......--^%
%%^--..... OF TWO M3T4L R41LS, H3NCE  1TS N1CKN4M3. .....--^%%
#%%^--....                                          ....--^%%#
##%%^--... B3C4USE  TH3  LOW  FR1CTION  B3TWEEN TH3 ...--^%%##
###%%^--.. WH3ELS OF TH3  TR41N 4ND TH3 R41L M3T4L, ..--^%%###
####%%^--. TH3RE  4R3 L1MITS FOR HOW 4CUT3  4 CURV3 .--^%%####
###%%^--.. C4N B3,  4ND 3VEN  MOR3 SO FOR  HOW MUCH ..--^%%###
##%%^--... TH3  GROUND  UND3R   TH3  R41LS  C4N  B3 ...--^%%##
#%%^--.... SLOP3D. THUS 4 R41LWAY 1S  OFT3N NOT L3D ....--^%%#
%%^--..... ON  TOP OF H1LLS, R4TH3R THROUGH TH3M 1N .....--^%%
%^--...... TUNN3LS   (1F   TH3Y   4R3   L4RG3),  OR ......--^%
^--.......            4RT1FICIAL CH4SMS.            .......--^
%^--......                                          ......--^%
%%^--..... TH3RE W1LL B3  TR3ES ON TH3 S1D3 OF  TH3 .....--^%%
#%%^--.... R41LS, BUT  NOT TOO CLOS3, OR  TH3Y W1LL ....--^%%#
##%%^--... B3  CUT  DOWN BY TH3  R41LWAY  J4N1TORS. ...--^%%##
###%%^--.. TH3RE  W1LL  B3  PL41NS, 4ND  BOD13S  OF ..--^%%###
####%%^--.                  W4T3R.                  .--^%%####
###%%^--..                                          ..--^%%###
##%%^--... TR41NS  GO BY  D4Y  4ND BY N1GHT.  4LONG ...--^%%##
#%%^--....      TH3 W4Y, TH3RE 1S 1NFORM4TION       ....--^%%#
%%^--..... SC4TT3RED, OFT3N  PUT ON TOP  OF  POL3S, .....--^%%
%^--...... TO B3  1NT3RPRETED BY TH3 TR41N DR1V3RS. ......--^%
^--....... D1FF3RENT  P4RTS  OF  TH3  R41LWAY  H4V3 .......--^
%^--......          D1FF3RENT SP3ED L1MITS.         ......--^%
%%^--.....                                          .....--^%%
#%%^--.... SOM3T1MES, TR41NS H4V3 TO  STOP 4ND W41T ....--^%%#
##%%^--... FOR SOM3TH1NG TO H4PP3N, F4R 4WAY.  TH1S ...--^%%##
###%%^--.. 1S  S1GN4L3D  BY  R3D  OR GR3EN  L1GHTS. ..--^%%###
####%%^--.                                          .--^%%####
###%%^--..                 ########                 ..--^%%###
##%%^--...                                          ...--^%%##
#%%^--.... M4NY P3OPLE  FOLLOW  TH3 R41LS BY  FOOT. ....--^%%#
%%^--..... OFT3N  TH1S PROV3S  TO  B3  TH3  SHORT3R .....--^%%
%^--...... P4TH B3TWEEN TWO  PO1NTS.  HOW3VER  TH1S ......--^%
^--....... 1S  FROWN3D  UPON,  4ND  V3RY   1MPOLIT3 .......--^
%^--......         TOW4RD TH3 TR41N DR1V3RS!        ......--^%
%%^--.....                                          .....--^%%
#%%^--....                                          ....--^%%#
##%%^--...                                          ...--^%%##
###%%^--..                                          ..--^%%###
####%%^--.                                          .--^%%####
###%%^--..                                          ..--^%%###