a southbound cuts through Mormon Rocks.

An interesting shot with the curves of the tracks that seem to intertwine.

A southbound UP comes out of Mormon Rocks and crosses Cajon Creek.

The Union Pacifics EC-5 $8.5 million dollar track evaluation car makes it's way through the Cajon Pass.

A southbound UP passes behind the BNSF bridge at Dell.

After doing a reverse move at Keenbrook, this BNSF led RBBX Circus Train heads up the UP line on the Palmdale Cut-off making this an even rarer site.

Knowing UP, this train is still probably underpowered.

Southbound through Sullivan's Curve.

Southbound through Cajon Pass with flowers in full bloom.

Ringling Bros. circus trains heads southbound down the Cajon Pass.

A northbound manifest train exits West Colton Yard crossing over the I-10 freeway.

The Ringling Bros circus train heads through Cajon Pass making it's way through Mormon Rocks enroute to Yuma.

A northbound UP crosses Cajon Creek on the Palmdale Cut-off.

A southbound exits tunnel #17 at Cable.

A early morning "Roll By" at cable.