Vättern

Lake Vättern is Sweden's second largest lake. The name means water or lake. It is very deep in places, with a maximum depth of 120 meters. The water is of good quality and provides water for around 500,000 inhabitants around the lake. Here you can fish for salmon, char, trout, grayling, pike, lake perch, whitefish, crayfish, etc. The water is cold but clear, making the lake popular for diving.

The history of the lake begins about 1 billion years ago when southern Sweden was joined to present-day Venezuela. Venezuela. The sediments of the Visingsö formation are found both here and in Venezuela. 650 million years ago, a fault crack was created that today forms the lake. From the rock under the bottom sediments to the highest heights around the lake is 600 m, from the lake bottom to the heights 330 m.