Related Clues:
- Certain railways
- Chicago loop fixture
- House wings
- PGA Tour's Big Easy
- Chicago trains seen in Helsinki?
- Ernie known for driving
- Ernie with two U.S. Open wins
- "Tetris" block shapes
- Ernie, golf's 'Big Easy'
- Trains seen at the end of tunnels?
- Sharp-angled letters
- Architectural extensions
- Some pipe bends
- Golfer known as 'The Big Easy'
- High trains in Chicago