The Nanortalik Museum is an outdoor museum set in a cluster of original buildings from the Royal Greenland Trade Department, the colonial trading company that administered commerce in the region for over two centuries. The complex includes a warehouse, a cooper's workshop, a forge, and several residential buildings — all in their original positions on the edge of the harbour, giving a clear picture of how the trading post functioned.
The indoor displays cover Nanortalik's history from the initial Norse and Thule Inuit periods through the Danish colonial era and into the modern period, with particular attention to the kayaking and sealing traditions that defined life in the archipelago. The museum is one of the few organized attractions in the town and worth the entrance fee for the building complex alone, even before the exhibits.