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Aerial of Bonneville dam in 1940.
Google Earth aerial of Bonneville dam in 2023.
Toothrock tunnel around 1940.
Google Earth photo of Toothrock tunnel in 2023.
Toothrock tunnel in the 1940's. The old highway can be seen above the tunnel portal.
Google Earth photo of Toothrock tunnel in 2023. The old highway can still be seen above the tunnel portal.
Photo of Bonnievile dam taken from the Old Highway around 1940.
Photo of Bonnievile dam taken from the Old Highway in the summer of 2023.
Photo of President Roosvelt driving on the new highway in 1937.
Photo taken in the summer 0t 2023 from about the same spot as the previous photo.
1936 photo of the pilot tunnel for the Toothrock tunnel.
Near the same spot as the previous photo taken in the summer of 2023.