Uppsalaåsen is an
esker ridge that winds its way across
Uppland in
Sweden
Sweden, formally the Kingdom of Sweden, is a Nordic countries, Nordic country located on the Scandinavian Peninsula in Northern Europe. It borders Norway to the west and north, and Finland to the east. At , Sweden is the largest Nordic count ...
. The ridge disappears and reappears, typically locally named.
In the south it begins on southernmost
Södertörn and runs north-east, crossing
Mälaren via
Ekerö and
Munsö and reaches the mainland at
Bålsta. It then continues across the Uppland landscape and past
Uppsala, eventually in the form of
Billudden disappearing into the Gävle Bay. The ridge continues on the seafloor and curves northwest, appearing at Sandarna on the
Hälsinge coast. The ridge is estimated to be 250 kilometers long, with maximum width about 1 km, and height about 75 m.
Names
Within
Uppsala County the ridge has several names. At its southern extremity at Sunnersta it is called Sunnerstaåsen and is used among other things as a ski slope. Between
Ultuna and
Ulleråker lies Ultunaåsen.
[Ultunaåsen http://kartor.uppsala.se/scripts/hsrun.exe/extwebb/dynamiskt2/MapXtreme.htx;start=HS_naturomrade?beteckning=BON007] North of Polacksbacken in Uppsala follows Kronåsen, with a monument to
Sten Sture the Elder at its summit. Centrally in Uppsala lies Kasåsen, on which
Uppsala Castle is built. The ridge then crosses
Fyrisån and reappears again in northern Svartbäcken, now called Röboåsen. It then becomes Tunåsen and Högåsen at
Gamla Uppsala
Gamla Uppsala (, ''Old Uppsala'') is a parish and a village outside Uppsala in Sweden. It had 17,973 inhabitants in 2016.
As early as the 3rd century AD and the 4th century AD and onwards, it was an important religious, economic and political c ...
.
Nature preserves
The ridge is a nature preserve at
Arnöhuvud and Kungshamn-Morga, on each side of
Ekoln. It is also a preserve at Högsta outside
Lövstalöt, as well at the
shingle beach Viksta stentorg (due to
post-glacial rebound
Post-glacial rebound (also called isostatic rebound or crustal rebound) is the rise of land masses after the removal of the huge weight of ice sheets during the last glacial period, which had caused isostatic depression. Post-glacial rebound an ...
it is now found 70 meters above the sea level and far inland). Billudden, where it descends into the Gävle Bay, is protected.
See also
*
Stockholmsåsen
*
Brunkebergsåsen
References
{{DEFAULTSORT:Uppsalaasen
Uppland
Södermanland
Eskers of Sweden