..&&.&.&..                                          ...&..&...
..&&....&.                                          &...&..&..
..&&&....&                                          &&...&..&.
..&.&&....                                          .&&...&..&
&...&&&...                                          .&&&...&..
.&..&.&&..                   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!        &&....&...
...&......                                          &&&....&..
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