By 1798 Thompson had completed a survey of from Grand Portage, through Lake Winnipeg, to the headwaters of the Assiniboine and Mississippi Rivers, as well as two sides of Lake Superior.

* Portage Lake County Park: a small park on Portage lake in the Waterloo State Recreation Area.

It consists of picnic areas, swimming, and beaches on Portage Lake.

The park offers swimming on Portage Lake, canoeing, fishing, boating, picnicking, and biking.

Peter Filder's map of 1819 has the name " Minetobaw Lake " marked for the lake north of Portage la Prairie.

Its main campus sits on on a bluff overlooking Portage Lake.

The first known European settler of Houghton was named Ransom Shelden, who set up a store named Ransom's near Portage Lake, though it is unclear whether this was in the same building as the 1852 Shelden and Shafer drugs, sometimes described as " the first commercial building constructed in Houghton ," which Shelden owned with his son Ransom B.

Houghton gained in importance as a port with the opening of the Keweenaw Waterway in 1873 ; the waterway being the cumulative dredging and extension of the Portage Lake, Portage Shipping Canal and Lily Pond so as to isolate the northern part of the Keweenaw Peninsula into Copper Island.

1909 saw the founding of what would later become Portage Lake District Library.

Houghton is the home of the Portage Lake Pioneers Senior Hockey Team.

Copper Island is a local name given to the northern part of the Keweenaw Peninsula ( projecting northeastward into Lake Superior at the western end of the Upper Peninsula of Michigan, United States of America ), separated from the rest of the Keweenaw Peninsula by Portage Lake and the Keweenaw Waterway.

The area was " isolated " by dredging in 1859 and construction in the 1860s of a ship canal across an isthmus of the Keweenaw Peninsula from Portage Lake — on the east side of the Keweenaw Peninsula — to Lake Superior on the west.

Historically, " Kuparisaari " (' Copper Island ') was used to mean the Keweenaw north of Portage Lake, but more generically the copper country of the Upper Peninsula.

In practical usage, however, the term included towns such as Oskar, Atlantic, Baltic, South Range, Houghton, Dodgeville and Hurontown " all of which were south of Portage Lake.

The construction of the Canal Crossings Condominium by Moyle Inc. has obstructed some of the view of the neighbourhood from the Portage Lake Lift Bridge, one of the things for which the project has been criticised.

Portage Lake ( Keweenaw ) | Portage Lake is at right center of this 2010 Doc Searles photo.

Hancock is connected to Houghton, Michigan by the Portage Lake Lift Bridge, which crosses the dredged Keweenaw Waterway.

Every summer, the cities of Hancock and neighboring Houghton host a festival known as " Bridgefest ," to commemorate the building of the Portage Lake Lift Bridge.

* View of Portage Lake Lift Bridge and the ( Michigan Tech ) campus from the Michigan Tech Fund offices in Hancock

The Portage Lift Bridge crosses Portage Lake, connecting Hancock and Houghton, Michigan, by crossing over Portage Lake, which is part of the river and canal system that crosses the entire peninsula.

The Portage Lift Bridge is the world's heaviest and widest double-decked vertical lift bridge.

A sign in Copper Harbor, Michigan | Copper Harbor denotes the point at which US 41 begins. The Portage Lake Lift Bridge carries US 41 / M-26 across the Keweenaw Waterway from Houghton to Hancock

* View of the Portage Lake Lift Bridge and Portage Lake from Ripley

The Portage Lake Lift Bridge at night from north of Hancock, MI

Image: Portage Lake Lift Bridge ( Night ). JPG | The Portage Lake Lift Bridge at night

File: Portage Lake Lift Bridge Elevated. JPG | Elevated to let boats pass underneath

The Keweenaw Waterway in winter, looking west toward the Portage Lake Lift Bridge.

The only land route across the waterway is US 41 / M-26 across the Portage Lake Lift Bridge.

* Portage Lake Lift Bridge-A bridge which connects the Michigan cities of Hancock and Houghton

The 1950s and 60s also brought the completion of several major bridges in Michigan, the Mackinac Bridge in 1957, the Portage Lake Lift Bridge in 1959 and the International Bridge in 1962.

The Bridge in Portage Township was listed on the National Register of Historic Places in 1988.

* the University Bridge carrying Eastlake Avenue over Portage Bay,

* the Ship Canal Bridge carrying Interstate 5 over Portage Bay,

Lillooet has one high school, Lillooet Secondary, which also serves students from rural localities outside the town such as Shalalth, Seton Portage, Gold Bridge and Bralorne although those communities do offer students a Secondary School program.

The most famous of these was Rainbow Lodge at Whistler, then called Alta Lake, but others were at Birken Lake, Whispering Falls, D ' Arcy, Ponderosa, McGillivray Falls, Seton Portage, the Bridge River townsite ( where there was a first-class hotel serving mining and hydro executives and their guests ), Shalalth, Retaskit and at Craig Lodge near Lillooet.

It was located just south of Victoria Island east of the present-day Portage Bridge in present day Lebreton Flats.

Looking east across Portage Bay to University Bridge ( Seattle ) | University Bridge and beyond ; the University of Washington's south campus can be seen under the bridge.

It is spanned by the University Bridge, which carries Eastlake Avenue from Eastlake to the University District, and by the Portage Bay Viaduct, which carries State Route 520 from Montlake to Capitol Hill.

A fort was built in 1791 ( at the present day site of Kings Bridge park ) to defend the south end of the Portage Road and the King's Bridge ( discussed in the Transportation section ).

From Taymouth, the road travels through Ross, Pleasant Valley and Nashwaak Bridge before leaving the Nashwaak Valley and climbs to the northeast passing through the communities of South Portage, McGivney and Astle to meet the Southwest Miramichi River at Route 625 in Boiestown.

Image: Allegheny Portage Railroad alpo-ImageF. 00003. jpeg | Bridge at the National Historic Site

The declaration of the Lillooet Tribe was made in 1911 in Spences Bridge and is the nation's declaration of ownership over lands that had been seized by non-native settlers at Seton Portage at onset of the 20th Century, and is considered a general statement of principle regarding ownership of all traditional territories of the St ' at ' imcets-speaking peoples.