| Clattery trains | 15 |
| City railroads | 14 |
| Chicago rails | 13 |
| Chicago Loop trains | 19 |
| Chi. trains | 11 |
| Chi-town transports | 19 |
| Certain railroads | 17 |
| Center of Dallas? | 17 |
| Cars over the road | 18 |
| Bx. trains | 10 |
| Ballet center? | 14 |
| Athlete nicknamed "The Big Easy" | 42 |
| Aboveground trains | 18 |
| 2012 Open Championship winner | 29 |
| 2002 British Open champ Ernie | 29 |
| 1997 U.S. Open winner Ernie | 27 |
| 1997 U.S. Open champ Ernie | 26 |
| 1994 U.S. Open champ | 20 |
| Yellow center? | 14 |
| World Match Play Championship champ a record seven times | 56 |
| Woods's rival | 17 |
| Woods challenger | 16 |
| Winner at Oakmont in 1994 | 25 |
| Windy City sights | 17 |
| Urban transit lines | 19 |
| Urban trains, for short | 23 |
| Urban sights, for short | 23 |
| Urban RR's | 14 |
| Urban rollers | 13 |
| Urban railroads | 15 |
| Urban rail systems | 18 |
| U.S. Open winner of 1994 and 1997 | 33 |
| U.S. Open winner in 1997 | 24 |
| U.S. Open golf champion Ernie | 29 |
| U.S. Open champ in '94 and '97 | 38 |
| U.S. Open champ Ernie | 21 |
| Two-time US Open winner Ernie | 29 |
| Two-time U.S. Open champion Ernie | 33 |
| Two-time runner-up at the Masters | 33 |
| Trio in Lilliput | 16 |
| Transports near stairs | 22 |
| Transportation options for Blackhawks fans | 42 |
| Transit tracks | 14 |
| Transit lines | 13 |
| Trains you can look up to | 25 |
| Trains up above | 15 |
| Trains to Wrigley Field | 23 |
| Trains to Wrigley | 17 |
| Trains to look up to | 20 |
| Trains over the st. | 19 |
| Trains over the road | 20 |
| Trains on supports | 18 |
| Trains like the one mentioned in "12 Angry Men" | 57 |
| Trains above streets | 20 |
| Trains above street level | 25 |
| Toro and Greco | 14 |
| Tiger's rival Ernie | 23 |
| Tiger Woods rival, Ernie | 24 |
| They're high in Chi. | 24 |
| They rumble by some apartments | 30 |
| They may run over you in Chicago | 32 |
| They have high stations | 23 |
| They can run over you harmlessly | 32 |
| These run high | 14 |
| These rumble over Chi. | 22 |
| There are three in every lullaby | 32 |
| The Loop sights | 15 |
| The Loop features | 17 |
| The "Big Easy" | 24 |
| Tennis champ Ernie | 18 |
| Tall golfer Ernie | 17 |
| Tall Ernie of pro golf | 22 |
| Superways | 9 |
| Subway relatives | 16 |
| Subway cousins | 14 |
| Subway branches | 15 |
| Subway alternatives | 19 |
| South African with two U.S. Open wins | 37 |
| South African who twice won the U.S. Open | 41 |
| South African golfing great | 27 |
| South African golf legend Ernie | 31 |
| Some urban rails | 16 |
| Some urban lines | 16 |
| Some trains over the street | 27 |
| Some rails | 10 |
| Some railroads, for short | 25 |
| Some railroads | 14 |
| Some N.Y.C. trains | 18 |
| Some city trains | 16 |
| Some city lines | 15 |
| Some Chi-town transportation | 28 |
| Some Chi trains | 15 |
| Some Bx. trains | 15 |
| Some Bronx transports | 21 |
| Some Bronx lines | 16 |
| Some Bklyn. trains | 18 |
| Sky lines? | 10 |
| Sights on Third Avenue in the mid-20th century | 46 |
| Sights on high tracks | 21 |
| Sights in the Bronx | 19 |