Rokua Geopark
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The Rokua region, also known as the Rokuanvaara region is a region known for its
moraine A moraine is any accumulation of unconsolidated debris (regolith and Rock (geology), rock), sometimes referred to as glacial till, that occurs in both currently and formerly glaciated regions, and that has been previously carried along by a gla ...
and
dune A dune is a landform composed of wind- or water-driven sand. It typically takes the form of a mound, ridge, or hill. An area with dunes is called a dune system or a dune complex. A large dune complex is called a dune field, while broad, flat ...
s. The region covers parts of the
municipalities A municipality is usually a single administrative division having municipal corporation, corporate status and powers of self-government or jurisdiction as granted by national and regional laws to which it is subordinate. The term ''municipality' ...
of
Muhos Muhos is a municipalities of Finland, municipality of northern Finland. It is located in the provinces of Finland, province of Oulu (province), Oulu half an hour's drive (35 km) on route 22 from the city of Oulu, the capital of Northern Finla ...
,
Utajärvi Utajärvi is a municipalities of Finland, municipality of Finland. It is located in the Northern Ostrobothnia regions of Finland, region next to the border of the Kainuu region, and is part of the former provinces of Finland, province of Oulu (pro ...
and
Vaala Vaala () is a municipality in Finland. It is located in the North Ostrobothnia regions of Finland, region. Established in 1954 (predecessor municipality ''Säräisniemi'', established in 1867), the municipality has a population of () and covers ...
in the
province of Oulu The Province of Oulu (, , ) was a province of Finland from 1775 to 2009. It bordered the provinces of Lapland, Western Finland and Eastern Finland and also the Gulf of Bothnia and Russia. History The Province of Oulu was established in 1775 ...
in
Finland Finland, officially the Republic of Finland, is a Nordic country in Northern Europe. It borders Sweden to the northwest, Norway to the north, and Russia to the east, with the Gulf of Bothnia to the west and the Gulf of Finland to the south, ...
. The Rokuanvaara formation was formed at the end of the
Wisconsin glaciation The Wisconsin glaciation, also called the Wisconsin glacial episode, was the most recent glacial period of the North American ice sheet complex, peaking more than 20,000 years ago. This advance included the Cordilleran Ice Sheet, which nucleated ...
period, when fine-grain soil was washed into the region by melting waters. In 1956 the Rokua National Park was established to protect and to preserve the region. The area is a popular resort among cottagers and sorts people alike. The largest fitness center in Northern Finland, Rokua Fitness Center, is located in the Rokua region. There are also several rental cottages, as well as Hotel Rokuanhovi. The
Narrow gauge A narrow-gauge railway (narrow-gauge railroad in the US) is a railway with a track gauge (distance between the rails) narrower than . Most narrow-gauge railways are between and . Since narrow-gauge railways are usually built with Minimum railw ...
Rokua railway connects the hotel and the fitness center.


Geopark

Rokua Geopark is a
UNESCO The United Nations Educational, Scientific and Cultural Organization (UNESCO ) is a List of specialized agencies of the United Nations, specialized agency of the United Nations (UN) with the aim of promoting world peace and International secur ...
global geopark located in north-central
Finland Finland, officially the Republic of Finland, is a Nordic country in Northern Europe. It borders Sweden to the northwest, Norway to the north, and Russia to the east, with the Gulf of Bothnia to the west and the Gulf of Finland to the south, ...
. The park lies within the municipalities of
Vaala Vaala () is a municipality in Finland. It is located in the North Ostrobothnia regions of Finland, region. Established in 1954 (predecessor municipality ''Säräisniemi'', established in 1867), the municipality has a population of () and covers ...
,
Muhos Muhos is a municipalities of Finland, municipality of northern Finland. It is located in the provinces of Finland, province of Oulu (province), Oulu half an hour's drive (35 km) on route 22 from the city of Oulu, the capital of Northern Finla ...
and
Utajärvi Utajärvi is a municipalities of Finland, municipality of Finland. It is located in the Northern Ostrobothnia regions of Finland, region next to the border of the Kainuu region, and is part of the former provinces of Finland, province of Oulu (pro ...
and in between the cities of
Oulu Oulu ( , ; ) is a city in Finland and the regional capital of North Ostrobothnia. It is located on the northwestern coast of the country at the mouth of the Oulujoki, River Oulu. The population of Oulu is approximately , while the Oulu sub-regio ...
and Kajaani. The
bedrock In geology, bedrock is solid rock that lies under loose material ( regolith) within the crust of Earth or another terrestrial planet. Definition Bedrock is the solid rock that underlies looser surface material. An exposed portion of bed ...
of the
Baltic Shield The Baltic Shield (or Fennoscandian Shield) is a segment of the Earth's crust belonging to the East European craton, East European Craton, representing a large part of Fennoscandia, northwestern Russia and the northern Baltic Sea. It is composed ...
as well as Quaternary landforms are displayed within the park. Amongst the glacial landforms found in the park are: *
Drumlin A drumlin, from the Irish word ("little ridge"), first recorded in 1833, in the classical sense is an elongated hill in the shape of an inverted spoon or half-buried egg formed by glacial ice acting on underlying unconsolidated till or groun ...
s *
Esker An esker, eskar, eschar, or os, sometimes called an ''asar'', ''osar'', or ''serpent kame'', is a long, winding ridge of stratified sand and gravel, examples of which occur in glaciated and formerly glaciated regions of Europe and North Amer ...
s * Hummocky moraines *
Kettle hole A kettle (also known as a kettle hole, kettlehole, or pothole) is a depression or hole in an outwash plain formed by retreating glaciers or draining floodwaters. The kettles are formed as a result of blocks of dead ice left behind by retreating ...
s *
Terminal moraine A terminal moraine, also called an end moraine, is a type of moraine that forms at the terminal (edge) of a glacier, marking its maximum advance. At this point, debris that has accumulated by plucking and abrasion, has been pushed by the front e ...
s Post-glacial development has left
berm A berm is a level space, shelf, or raised barrier (usually made of Soil compaction, compacted soil) separating areas in a vertical way, especially partway up a long slope. It can serve as a terrace road, track, path, a fortification line, a b ...
s,
ravine A ravine is a landform that is narrower than a canyon and is often the product of streambank erosion. Ravines are typically classified as larger in scale than gullies, although smaller than valleys. Ravines may also be called a cleuch, dell, ...
s,
dune A dune is a landform composed of wind- or water-driven sand. It typically takes the form of a mound, ridge, or hill. An area with dunes is called a dune system or a dune complex. A large dune complex is called a dune field, while broad, flat ...
s and
peat bog A bog or bogland is a wetland that accumulates peat as a deposit of dead plant materials often mosses, typically sphagnum moss. It is one of the four main types of wetlands. Other names for bogs include mire, mosses, quagmire, and muske ...
s in the park area.


References


External links

*
Rokua
*
Photographs from Rokua
Muhos Utajärvi Vaala Geography of North Ostrobothnia {{OuluProvince-geo-stub