BNSF 6986 (ES44C4) leads a freight through Tolland, Colorado as it heads towards the Moffat Tunnel.
A quartet of road units lead an eastbound Z train up and over Cajon Pass.
A pair of fresh out of the shops, Gevo's await pick up by the CSX.
A pair of brand new C4's sit at the EEC/CSX interchange awaiting pick up. The second engine is the 6984, part of Orion's belt can be seen at the left of the photo.