One photo based on the L's of Photography.
The right Light, the right Lens, and the right amount of Luck.

This Intermodal train was moving west (and south) on the CSX P&A Sub, in downtown Crestview, NW Florida, USA, on the afternoon of 29 April 2014.

Lens: Tamron AF 28-75mm f2.8 for a Nikon.