This fault is clearly visible where the river "Ælva" run into a fault zone, and the city of Porsgrunn grew up along the river's banks. If one looks further to the south, one sees that it sparkles from the many smaller water bodies that lie in the depression that the fault formed in the landscape. We can follow this depression all the way to Kristiansand.
In the Langesundsfjord-Eidanger area, there are many rare minerals. Many of these were first discovered and described here, and the occurrence are known among geologist in many parts of the world. One of these mineral is thorite, discovered in the 1928 at Løvøya. Thorite contains the until then unknown element thorium, which was named after the Norwegian god Thor.
As in Skien, many of the deposits in Porsgrunn are limestone's that were formed at the bottom of a tropical sea about 450 million years ago. This limestone, which is full of fossils, is selected for industrial use for example by Norcem in Brevik. The limestone from Porsgrunn is used in cement, but generally it can be used for much else, for example, in plastics, paper and toothpaste
Learn more about the natural history of our planet.
Welcome to a unique porcelain experience in Porsgrunn!
Norway's only porcelain factory is located in Porsgrunn.
A hidden pearl right in the center at Porsgrunn City Museum.
The childrens favorite place to visit, lots of activities.
Osebro is the best preserved part of Porsgrunn town.
Christian burial grounds, cooking pits and "witches graves".
Church ruins after the mighty Dagsætten (ancestry) in Skien. From the 1100s.
M / S Victoria is known as the channel Queen and is regarded as Telemark's flagship. M /...
Welcome to the world's most beautiful channel, The Telemark Canal!
New, modern fish ladder in down town of Skien.
Snipetorp is Skien's oldest residential after the city fires in 1854 and 1886.
Ibsenhuset is named after Skien's famous son, Henrik Ibsen.
Brekkeparken is one lovely place to visit, beautiful garden and great views of the town...
The Ibsen Steps were restored in April 1995.
The manor house at Søndre Brekke is truly magnificent.