....:~/§%@                                          @%§/~:....
.....:~/§%                                          %§/~:.....
......:~/§                                          §/~:......
.....:~/§%                                          %§/~:.....
....:~/§%@                                          @%§/~:....
...:~/§%@#                   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!        %§/~:.....
......:~/§                                          §/~:......
.....:~/§%                                          %§/~:.....
....:~/§%@                                          @%§/~:....
...:~/§%@#                                          #@%§/~:...
..:~/§%@##                                          ##@%§/~:..
.:~/§%@###                                          ###@%§/~:.