An SD70M, a pair of GE's, and four Tropicana cars lead an easbound stack train at the Palm Springs Amtrak Station
As the sun starts to fade this west bound stack slowly goes down the hill to Kelso.
UP 4933 leads a stacker westward around a curve between Montour and Le Grand, Iowa.
An eastbound stacker struggles to gain back lost speed after stopping to allow a train off the Spine Line to enter the E/W main.
