In This View, and Later Photos of the Yellowstone River Valley, We See That the Valley Itself Is In Relatively Flat Terrain => Thus The River Has Almost No Downward Slope. Which “Fits” =>
….The Yellowstone River Is a Wide and Calm Body of Water. This Is Great For River Transport Such As Lewis & Clark, Pioneers, Trappers and the Early US military.

…. "Now we follow the Yellowstone Valley right across Montana. "

I-94 Rest Area ~6 Mi West of Miles City, MT. In Summer 02, as I traveled this stretch of I-94, I kept thinking about the road that travels along the North-side of the Yellowstone River. These are reached by a secondary road that fits the Narrator's description of high-value travel. I was able to do this in Summer 06, as described in the Next Photo, Wherein The Narrator's “Good Road” discussions should urge The Pirsig Pilgrim (You) to travel the North side of the Yellowstone River from Miles Cityk MT to Custer, MT !!

….The /\ Above /\ Photo is part of a 360 Deg Full Circle Panorama. =>
…. RIGHT CLICK AND SELECT “NEW TAB” => The Page that comes up shows 5 Albums => Please read the Description of TOP Album, Then Click on The Photo => After a page of Small Narrow Strip Photos Comes Up => Scroll down to the 8th Panorama about “I-94 Rest Area Just West of Miles City, MT … “ => Below the Narrow Photo, Please read the Description about “Viewing the Yellowstone River”, then Click on the photo and then Click a SECOND Time to Get the Largest View.
You can “Click&Drag” the “Sliders” at Bottom & Right, to See More Off Your Screen Edges.
…. (Alternate: If you have already viewed a panorama in a second (new) browser window, switch to it and choose >1< at top and scroll down to “Yellowstone River” Picture)

FOR A BETTER 360 DEG FULL CIRCLE PANORAMA VIEW AT THIS SAME LOCATION =>
…. RIGHT CLICK AND SELECT “NEW TAB” => The Page that comes up shows 18 Photos => Scroll down to the 12 th & 13 th Photos, about “I-94 Rest Area Just West of Miles City, MT … “ => for BOTH of these, Below the Small Photo, => Please read the Description about “Viewing the Yellowstone River”, then Click on the Photo and then Click a SECOND Time to Get the Largest View.
You can “Click&Drag” The “Sliders” at Bottom & Right, to See More Off Your Screen Edges.

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(Photo = 105-0537 ...... ZMM Page = 092 ...... WayPt = 104`|x|' 2680ft)