&,,,&,&,,,                                          ,&&&,,&&&&
&,,&&&&,,,                                          &,,&,&,,,,
&,&,,,&,,,                                          &,&&&&,,,&
&&&,,&&,,,                                          &&,,,&,,&,
,,&,&,&,,&                                          ,&,,&&,&&&
,&&&&&&,&&                   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!        ,&&&,&&,,,
&,&,&,&&&,                                          &,,&&,&,,,
&&&&&&,,&,                                          &,&,&&&,,&
,,,,,&,&&,                                          &&&&,,&,&,
,,,,&&&,&,                                          ,,,&,&&&&,
,,,&,,&&&,                                          ,,&&&,,,&,
,,&&,&,,&&                                          ,&,,&,,&&,