Yakima River near Roza Dam, Washington, in 1941. Looking along river from passenger train. Photo by J.M. Fredrickson . Other Subject Classes: river, dam, track

Plat Map of Northern Pacific facilities at Roza, Washington, October 9, 1914, Sheet Number 2, Line Segment 48, showing the Pasco-Ellensburg line.

Plat Map of Northern Pacific facilities at Roza, Washington, October 9, 1914, Sheet Number 2, Line Segment 48, showing the Pasco-Ellensburg line.

Plat Map of Northern Pacific facilities at Roza, Washington, October 9, 1914, Sheet Number 1, Line Segment 48, showing the Pasco-Ellensburg line.

Amtrak passenger train number 8 at Roza, Washington on November 17, 1977. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak passenger train number 8 in Yakima River Canyon at Roza, Washington on November 17, 1977. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotives, passenger train

Amtrak passenger train number 7 in Yakima River Canyon at Roza, Washington, circa 1980. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train