- Travel: Ghosts in the machines
- Amtrak shortcut
- Engraved in stone
- B&O's magnolia cutoff is an engineering marvel
- CPKC: Solving the Shreveport dilemma
- Trains best: UP in the 90
- Colossus of roads
- Key system bridge units earn their keep
- In my own words: Diagnosing an ailing diesel