Climbing up and over southern California's Beaumont Hill, the Union Pacific's Yuma Sub features a number of S-curves, particularly on the west side. An extremely wet winter has left San Timoteo C... (more)

Leaning into a curve is Union Pacific train ZLAAI-19, a UPS Expedited Intermodal train making its way from Los Angeles CA to Atlanta GA. Climbing up southern California’s San Timoteo Canyon as ... (more)