UP 1983, Union Pacific's Western Pacific heritage unit, hustles across the Kankakee River bridge on BNSF's Chillicothe Subdivision with ZCIG4, nearing its terminus of Global 4 in Joliet, IL.

A Union Pacific monster of an intermodal train symboled ZCIG4 (City of Industry, CA to Global 4 Joliet, IL) is seen crossing the Kansas River at Santa Fe Junction on the Kansas City Terminal Highl... (more)

UP's Z train from the City of Industry, California to Global 4 in Elwood, IL exercising their trackage rights on the BNSF Chillicothe Sub.

UP 9787 leads the morning ZCIG4 up Beaumont Hill.

UP 9618 leads the eastbound ZCIG4 as it nears Pepper Ave.

UP's City of Industry to Global 4 Z makes short work of Beaumont Hill, behind a recently repainted rebuild.

Ex SP power leads the eastbound ZCIG4 at Redlands on the Yuma Sub.

UP 6923 leads eastbound symbol ZCIG4 past a stopped WB at El Casco.

UP 3093 leads the ZCIG4 into San Timoteo Canyon at Redlands.

UP 6821 along with 2 CSXT units lead an eastbound Z up Beaumont Hill in the early afternoon.

Further up San Timoteo Canyon near El Casco, UP 9084 works it's way up the canyon under snow capped mountains.

A clean SD70ACe leads the eastbound ZCIG4 east of Redlands on the Yuma Sub.

A break in storm systems found some sun in San Timoteo Canyon as UP 2767 works upgrade near El Casco.

UP 3050 leads this eastbound ZCIG4 up San Timoteo Canyon near El Casco.

4 units lead an early morning eastbound up San Timoteo Canyon as the train reaches Beaumont.