Beagle Channel cartography since 1881
The region of the Beagle Channel, explored by Robert FitzRoy in the 1830s, was one of the last to be colonized by Chile and Argentina. The cold weather, the long distances from other inhabited regions, and the shortage of transport and subsistence, kept it far from the governmental task.
Source: Wikipedia — Beagle Channel cartography since 1881 (CC BY-SA 4.0)