Journal entry · April 28, 1805
Yellowstone-Missouri confluence — Patrick Gass: April 28, 1805
Patrick Gass · Yellowstone-Missouri confluence · Thwaites Vol. Gass 1807 First Edition
The place today: Yellowstone-Missouri confluence
on very well. About 9 we halted for breakfast under very
high bluffs on the North side. About 15 miles above the
Yellow Stone river, the banks on the Missouri are not so high
as below it, and the sand bars are more in the middle of the
80 GASS’S JOURNAL OF THE
river. We came 24 miles and encamped on the North side in
a handsome bottom. The bottoms here are not so large, and
have less timber on them than those below the Jaune.
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The NPS atlas for this night
left shore, 10 southeast of Culbertson, MT
NPS campsite reconstruction (Bergantino)
About 28.6 miles of travel mapped this day (NPS’s reconstruction of the course)
From the NPS Lewis and Clark National Historic Trail Park Atlas, mirrored here on September 21, 2026. This copy is not authoritative; NPS remains the system of record. About the mirror
Terrain360 · the place today
Yellowstone-Missouri confluence in 360°
10 frames across 1.6 mi of the route around this location
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