I believe the Cima Sub is the only mainline along which you can find the Joshua Tree in its natural habitat. The only other possible candidate would be the BNSF Transcon.

After waiting for an eastbound Z train to pass and a westbound stack train to over take it, a North Platte, Ne to West Colton, CA manifest begins it decent down Cima Hill.

UP 8517 leads a short Global 1, IL to Los Angeles, CA stack over the top of Cima and west towards Yermo where a new crew will go on duty.

Four EMDs pull a high priority intermodel train over Cima Hill as they approach the summit.

A pair of Union Pacific locomotives pull a North Platte, Ne to West Colton, CA manifest up to the summit of Cima Hill, where it'll wait for an eastbound and westbound intermodel trains to pass.

4 SD70M's lead a Salt Lake City, UT to Los Angeles, CA intermodal train past the forest of Joshua Trees as it crests Cima Hill on 2/18/13.

The Joshua Trees soak up the winter sun as a monster 12,000 foot stack train from Global 3, IL to Long Beach, CA crests Cima Hill on 2/18/13.

UP 7913 west tops Cima Summit as it begins it's decent down the 2.2% grade to Kelso.

Westbound North Platte to West Colton general freight MNPWC tops Cima Hill as it begins it's decent to Kelso.

UP 8320 brings up the rear of westbound train KG1LA as it begins it's journey down Cima Hill.

At appropriately named Joshua siding two UP Century DD40Xs almost have a westbound over Cima summit in California Mojave Desert between Las Vegas and Barstow.

The daily West Colton to Roper freight takes the siding at the top of Cima hill for a meet with hot doubestack KG1LA.

With around 10-12 trains per day, catching a meet on Cima Hill isn't common. Here, MWCRO 03 with an SP Painted DPU holds the siding for a meet with domestic doublestacker KG1LA 02.

The daily West Colton to Roper freight takes the siding at the top of Cima hill for a meet with hot doubestack KG1LA.

UP 844 pulls the last couple miles of the grueling 2.2% grade from Kelso to the summit at Cima. From there, it's mostly all downhill the rest of the way into Vegas. With declining traffic and very... (more)