The route spans more than a millennium
The museum starts around the world of the first settlers and stretches to the execution of Jón Arason in 1550. Along the way, the timeline touches the conversion debate at the Althing in 1000 AD, the Battle at Örlygsstaðir in 1238, and the arrival of the Black Death in 1402. That sweep is why the stop feels bigger than its floor plan.
Craft makes the scenes stick
The present museum concept goes back to Ernst Backman in 1999, and the museum opened in 2002. The linked workshop Saga Design builds full-scale silicone figures, hand-made clothing, tools, jewelry, and weapons, which gives the scenes a film-set immediacy rather than a distant textbook tone. You notice the craft first in faces and fabrics, and only then in the facts.
Grandi is the right setting for it
Placing the museum in Reykjavík's old-harbor district makes sense because the area already rewards slow, layered wandering. After the darker rooms, stepping back out onto Grandagarður and the wider waterfront resets the mood quickly. That contrast is part of why the stop works so well in a real city day.