Some spots are better than others, but every single place that I look for these marks will occasionally yield some old gems.

Colossus of Roads

Taurus

Coaltrain John Easley

For the past six months I've been hunting and documenting this species of freight train graffiti - the older, the better.

I found this gem on one of my first outings. This one really got me hooked. It was also the beginning of my appreciation for the railcars themselves.