Also on the list was the Southern Pacific Railroad Depot (1926), which was listed on the National Register of Historic Places in 2012, and the American Railway Express Agency building (1926).

A key piece of Sparks' railroad history is set to disappear, but Nevadans can get a piece of that history. A machine shop built in 1904 by Southern Pacific Railroad — one of the last pieces of ...

"We've reached out to Union Pacific," Amodei said, but the railroad has continued with its agenda. Union Pacific did not grant an on-camera interview but released a statement defending its record.

More than 20 Big Boys were built exclusively for Union Pacific Railroad, the first of which was delivered in 1941. The locomotives were 132 feet long and weighed 1.2 million pounds.