EMD Demonstrator 1206 leads a empty coal train under the flanks of the Rocky Mountains. The locomotives are doing traction testing on the high elevation, grades and curves of Union Pacific's Moffa... (more)
The morning California Zephyr gets ready to pass a waiting BNSF oil can train which has pulled off onto a siding just after the Big Ten Curve to let the Zephyr pass.
A fresh layer of snow has blanketed the foothills and trees as Amtrak 130 leads the California Zephyr up the Moffat Tunnel line and into the Colorado Rocky Mountains.
The California Zephyr rounds Big Ten Curve as it heads to Denver.
UP 6720 (former Chicago & Northwestern AC4400CW) pulls a coal train through Rocky, Colorado. In the background is the National Wind Technology Center at the National Renewable Energy Laboratory i... (more)
A long BNSF freight makes the turn at the bottom of the Big Ten Curve and heads towards Arvada, Colorado.
California Zephyr's AMTK 43 makes the turn leading to the Big Ten Curve.
Looking more like a roller coaster ride than an Amtrak train, the California Zephyr reaches the bottom of the hill west of Arvada and will soon enter Big Ten Curve to begin the climb up to the Roc... (more)
The California Zephyr runs down the hill from Arvada to Rocky, Colorado, passing the spur that at one time led trains to the Rocky Flats Nuclear Weapons Plant. The facility produced plutonium tr... (more)
KCS on the Moffat Two Kansas City Southern SD70ACE Belles lead a westbound up the Big Ten curves.....Kanasa City Southern units always add a splash of color to the Moffat Road on there inf... (more)
Up, up and away. BNSF 7073 (ES44DC) leads a freight on the steep climb up to Tunnel #1 as it begins the journey through the Colorado Rocky Mountains. You can really appreciate the amount of grad... (more)
She'll be coming around the mountain when she comes.
Amtrak 837 (P42DC) has just come through tunnel #1 in the upper left and continues leading the California Zephyr down-grade towards Arvada, Colorado.
The California Zephyr runs through some of the most scenic landscape in the country, from the Great Plains to the Colorado Rocky Mountains and then the coast of California.