July 7, Continental Divide Lewis & Clark Pass Pass cursor over
image to view details. ewis's route from so-called Lewis and
Clark Pass (even though Clark never was here) to the Sun
("Medicine") River and down to the Falls of the Missouri is
perhaps one of the least known and, because much of it crosses
private property, the least-often retraced in the entire
itinerary of the Corps of Discovery. This view looks northwest
into the heart of the Northern Rockies, where the higher peaks
average eight to nine thousand feet MSL. ergeant Gass recorded
that on the seventh of July, 1806, Lewis's detachment took a
three-hour lunch break — their word was "dinner" — somewhere on
Alice Creek, then proceeded four more miles up that drainage,
"when we came to the dividing ridge between the waters of the
Missouri and Columbia." They "passed over the ridge and came to
a fine spring the waters of which run into the Missouri." After
another mile or so, according to Gass, they "turned a north
course along the side of the dividing