Iowa Falls, Iowa — Mills Tower Diamond
Historic Mills Tower diamond where Union Pacific meets Canadian National in Iowa Falls
Iowa Falls, Iowa — Mills Tower Diamond
Union Pacific Mason City Subdivision / Canadian National Waterloo Subdivision (Mills Tower diamond) · Iowa Falls, Iowa, United States
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Where this camera films
Camera position: 42.52278, -93.24861
- Location
- Iowa Falls, Iowa, United States
- Railroad
Union Pacific, CN — Mason City Subdivision / Waterloo Subdivision
≈ MP 325.7 on the Waterloo Subdivision — derived from FRA grade crossing 307279M, 50 m away
Weather & light at the camera
Sun times calculated for this camera’s coordinates.
Trains on this camera
Train types
On the line here
FRA / NTAD — crossing inventory Jul 21, 2026 · bridge inventory Oct 14, 2022
About this cam
This camera overlooks the Mills Tower diamond in Iowa Falls, Iowa, where Union Pacific's Mason City Subdivision crosses Canadian National's Waterloo Subdivision at grade. The interlocking tower dates to about 1909 and anchors the Mills Tower Historic District, listed on the National Register of Historic Places. The camera is hosted by the Iowa Falls Historical Society.
Mills Tower, built around 1909, marks the diamond crossing in Iowa Falls, Iowa where Union Pacific's Mason City Subdivision (running roughly north-south) crosses Canadian National's Waterloo Subdivision (running roughly east-west) at grade. The tower and its associated buildings, tied historically to the Illinois Central Railroad, form the Mills Tower Historic District, added to the National Register of Historic Places in 1990.
This camera, hosted by the Iowa Falls Historical Society, looks across the diamond itself. Movements include Union Pacific trains on the Mason City Subdivision and Canadian National trains on the Waterloo Subdivision.
What to watch for
Union Pacific Mason City Subdivision and Canadian National Waterloo Subdivision freight trains crossing at the Mills Tower diamond — watch for meets at the crossing itself.
The camera
- Stream
- YouTube live stream
- Filming
- Crossing diamond
- Traffic
- Freight
- Sound
- Live lineside audio — horns and engines
- Hours
- Streams around the clock, 24/7
- Camera movement
- Fixed view
- Feed checked
- September 21, 2026
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