Journal entry · April 27, 1805
Yellowstone-Missouri confluence — Patrick Gass: April 27, 1805
Patrick Gass · Yellowstone-Missouri confluence · Thwaites Vol. Gass 1807 First Edition
The place today: Yellowstone-Missouri confluence
newed our voyage. The day was fine, but on account of a
strong wind we were obliged at 1 to halt, till 4, when we again
went on; and having this day made 8 miles, encamped on the
North side.
Entities mentioned in this entry
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The NPS atlas for this night
left shore, 1 mi west of ND-MT border, MT
NPS campsite reconstruction (Bergantino)
About 10.2 miles of travel mapped this day (NPS’s reconstruction of the course)
NPS sites within 5 miles of this camp
- Fort Union Trading Post National Historic Site (opens in a new tab) Visitor center/museum · 0.7 mi
- Missouri-Yellowstone Confluence Interpretive Center (opens in a new tab) Visitor center/museum · 3.3 mi
- Yellowstone River Confluence (opens in a new tab) NPS High Potential Historic Site · 3.9 mi
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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