
The Snake River defines the northern edge of this high-desert landscape, serving as the vital water source for the surrounding agricultural community. The town of Grand View and the nearby Gold Isle are positioned along the riverbank, supported by an intricate network of man-made waterways including the Grand View Irrigation District Canal, Shoofly Canal, and Low Line Canal. These engineering works transformed the arid terrain of Twentymile Flat into productive land, a transition visible in the contrast between the gridded agricultural roads like Triangle Dairy Rd and the uncultivated reaches of Twentymile Gulch. Local history is anchored at the Riverside Cem near the river's bend, while the terrain's natural drainage is marked by features such as Shoofly Creek and Jensen Wash, which flow toward the Snake River valley from the south.
37 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1892 · Mountain Home
USGS Topo · 1:125,000
1892 · Bisuka
USGS Topo · 1:125,000
1893 · Mountain Home
USGS Topo · 1:125,000
1894 · Bisuka
USGS Topo · 1:125,000
1946 · Mouth of Bruneau
USGS Topo · 1:24,000
1947 · Little Valley
USGS Topo · 1:24,000
1947 · Grand View
USGS Topo · 1:62,500
1947 · Bruneau
USGS Topo · 1:62,500
1947 · Grand View
USGS Topo · 1:24,000
1947 · Jackass Butte
USGS Topo · 1:24,000