![down by the railroad tracks. down by the railroad tracks.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
down by the RAILROAD tracks."
Breaking Bad Season 2, Episode 12
![Well, Sheldon was going on and on
about time zones and railroad schedules,
Well, Sheldon was going on and on
about time zones and railroad schedules,](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Well, Sheldon was going on and on
about time zones and RAILROAD schedules,
The Big Bang Theory Season 9, Episode 16
![...a hot dog stand in a different
converted railroad dining car.
...a hot dog stand in a different
converted railroad dining car.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
...a hot dog stand in a different
converted RAILROAD dining car.
The Big Bang Theory Season 4, Episode 6
![...um, I embarked
on a railroad journey of healing...
...um, I embarked
on a railroad journey of healing...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
...um, I embarked
on a RAILROAD journey of healing...
The Big Bang Theory Season 8, Episode 1
![...a hot dog stand
in a converted railroad dining car.
...a hot dog stand
in a converted railroad dining car.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
...a hot dog stand
in a converted RAILROAD dining car.
The Big Bang Theory Season 4, Episode 6