From Aftenposten: Centuries-old watchtower found in Trondheim.

Archaeologists in Trondheim have found the remains of what they believe was a watchtower made of stone, probably dating from the time of King Sverre in the 1100s.

The tower, which may have been more than 20 meters high, is being called an "incredibly rare discovery" that can shed new light on Trondheim’s history. (…)

The tower is mentioned in a saga written in connection with a massacre in the city in 1206. [continue]