Jomsborg

Jomsborg is a port town far to the east in Wendland and home of the Jomsvikings.

Appearance
Jomsborg is a fortified military installation. Jomsborg is shown to have wooden palisades and a moat surrounding it for defense. The houses in Jomsborg seem to be arranged in an orderly manner and have shingles adorning them. There are multiple trebuchets in the fort, which are seen in use against Thorkell's army during the battle of Jomsborg. .

Jomsborg Execution Grounds
Jomsborg has a district spefically set aside to execute prisoners of war. This area is used in chapter 145 to execute captured members of Thorkell's army.

The Well
The well inside of Jomsborg posses a secret passage which allows one entry into the fortress without using any of the four main gates. It is used by Thorfinn and his allies to sneak into the base towards the end of the Baltic Sea War arc.

War Room
During Thorkell's night-time attack on Jomsborg, Floki and his officers are seen strategizing inside a room with maps of the fortress. During their meeting, Thorkell breaks into the room by chopping into the wall with his axe, and proclaims that he has come to kill Floki.

War Arc
In Chapter 40, Thorkell describes his final encounter with Thors; this is the audiences first view of Jomsborg.

Eastern Expedition Arc
Jomsborg is next seen in chapter 130 when Floki returns to the fortress and is briefed about the failed mission to kill Thorfinn. Jomsborg is featured many times throughout the Baltic Sea War arc; most notably during the Battle of Jomsborg

Trivia
In 987, Jomsborg has many houses surrounding it, implying that some sort of village had formed around it. However, by the time the fort is shown again in 1019, the village is no longer there.