Siljan Ring Siljan Ring The Siljan Ring () is a prehistoric impact crater in Dalarna, central Sweden. It is one of the 15 largest known impact craters on Earth and the largest in Europe, with a diameter of about . The impact that created the Siljan Ring occurred when a meteorite collided with the Earth's surface during the Devonian period, about 376.8 ± 1.7 Ma. This coincides around the first Devonian extinction, the Kellwasser Event or Late Frasnian extinction at 376.1 Ma ± 1.6 Ma. The effects of the impact can clearly be seen in the bedrock in the area. The Cambrian,
Mora, Sweden As of 2015, the mildest January was in 1989 and the coldest during the record-breaking deep freeze of 1987, just two years earlier. As the rest of the municipalities around Lake Siljan, also in Mora, the summer solstice celebration of Midsummer plays an important role in the cultural life. People dress up in traditional folk costumes, raise maypoles, play traditional music and dance around the maypole. The house where Swedish painter Anders Zorn lived in, together with his wife Emma, is located next to the Mora Church and is open to the public. A museum containing many of his works