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.........~                                          ~.........
........~=                  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!        */=~......
.....~=/*%                                          %*/=~.....
....~=/*%¶                                          ¶%*/=~....
...~=/*%¶#                                          #¶%*/=~...
..~=/*%¶##                                          ##¶%*/=~..
.~=/*%¶###                                          ###¶%*/=~.
..~=/*%¶##                                          ##¶%*/=~..