..#...#..# ..##...###
#..#...#.# ..###..#.#
##..#....# ..#.##...#
.##..#.... ....###..#
.###..#... ....#.##..
.#.##..#.. 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! .#.....###
#...#.##.. ..#....#.#
##....###. #..#.....#
.##...#.## ##..#....#
.###....## .##..#....
.#.##...#. .###..#...
...###.... .#.##..#..