

2.7 billion years ago
give or take a year
Lake
Superior wasn’t even a twinkle in Mother Earth’s eye at this point, but
the groundwork (literally the ground) was laid for the lake basin in these
times of molten upheaval. It was about a billion years ago that the Midcontinent
Rift that extended from near Thunder Bay, Ontario, to Kansas began to split
and lava erupted from it. Rumor has it (spread by Minnesota Sea Grant)
that had the rift - one of the deepest in the world at 1,250 miles (2,000
km) - continued to expand, Lake Superior would have been Ocean Superior.
The rift, still there today under the lake, makes Lake Superior unique
among the Great Lakes; the others were not born of volcanic ripping. Massive
glaciers (a mile or more thick) coming and going from 1 million to 10,000
years ago did the final scraping out of the Great Lakes, leaving behind
the lakes’ water as they melted and retreated. The glacial lake that predates
Lake Superior had a surface level up to 600 feet higher than the present
level. Standing on the edge of the Skyline Parkway in Duluth, Minnesota,
puts you on that former shoreline.
Somewhere between
10,000 years
and a few hundred years ago
The
first permanent human residents showed up on the lake shores just about
the same time there were lake shores to show up around. Carbon-dated artifacts
in Michigan’s Upper Peninsula and Ontario’s Sibley Peninsula place humans
on the shores at this time. Little is known about these first cultures,
except that they carried shells that meant they either traded in the south
or were lake-going tourists from there. The Anishinabeg or Ojibway people,
who resided on these shores for thousands of years, call Lake Superior
something akin to “the Anishinabeg’s extremely huge waters.” Their culture
is much influenced by the lake … and, perhaps, the lake is influenced by
them, too.
Sometime around 1622
Okay,
okay, a lot went on between 10,000 years ago and 1622, but we only get
20 events so we’re skipping ahead. About this time young Étienne
Brûlé and his companion Grenoble passed what they called the
Sault de Gaston (now Sault Ste. Marie) onto what they termed la mer
douce du nord, the Sweet Sea of the North. This would make Brûlé
and his one-named buddy the first Europeans to set foot in or around Lake
Superior, according to some. Others argue that Viking paddles cleaved these
waters much earlier.
1658
The
first full European map of Lake Superior’s shoreline is completed. Hardly
a Circle Tour guide, but it no doubt attracted more exploration and travel.
Just a note: Jesuit priests were the first to record the name “Supérieur”
in the 1647-48 Relations, a history of their activities. A map based
on the 1665-67 travels of Jesuits Claude Allouez and Claude Dablon listed
the lake as either “Tracy” or “Superior.” Thank goodness the former got
lost in the shuffle. Lake Tracy? What kind of name is that for a Great
Lake?
1660
Fur trading begins here with the cargo delivered to Montreal by Pierre
Ésprit Radisson and Médard Chouart, Sieur des Groseilliers
after their one-year stint around Lake Superior. The pelts were confiscated
because they made the trip without the proper permits (big government goes
way back). The seizure of their furs (plus they had to pay a fine) raised
the hackles of Radisson and Groseillier, who then took their knowledge
to the British and initiated the Hudson Bay Company. The battle between
fur companies hastened both exploitation of the lake region’s fur-bearing
critters and the arrival of more and more Europeans, mostly voyageurs and
priests at first. The companies established a number of posts, perhaps
the first by Daniel Greysolon, Sieur du Lhut (or the Scandinavian version:
Duluth) in 1679-83 on the Kaministiquia River near the present Thunder
Bay. The visiting priests’ names linger: Marquette, Allouez, Baraga.
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