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Viking Age Ring Fortresses on the North Frisian islands

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Location Map of  Tinnum-Burg and Borgsumburg
image: David Beard
(click on the images to enlarge)

The Borgsumburg on Föhr

Outer Diameter

140 m

Rampart width

?

Number of Houses

?

Length of Houses

?

The Borgsumburg on Föhr has an outer diameter of 140 meters and is exceptionally well preserved
(Photo: P. L. Frederiks, NIhK)

Excavation site of the 2021 campaign
(Photo: P. L. Frederiks, NIhK)

Excavation on the section of the wall
(Photo: P. L. Frederiks, NIhK)

Section of a wall constructed out of sods
(Photo: NIhK)

Video from The University of the Highlands and Islands Archaeology Institute

The recording of April’s monthly research seminar, featuring Dr Martin Segschneider on two fortifications in Germany’s North Frisian Islands.