Parque Nacional Perito Moreno

This park shares only a name with the famous glacier — it is a different place entirely, hundreds of kilometres northwest, unpaved, unserviced, and among the least-visited parks in Patagonia. A chain of glacial lakes threads sub-Antarctic lenga and ñire forest between open steppe, and visitation stays so low the wildlife has never learned to be cautious: guanacos hold their ground, condors work the ridgelines, and pumas move through as if the place belongs to them — because it does.

Established in 1937 among Argentina's first parks, Perito Moreno covers some 115,000 hectares over the ecological seam where Patagonian steppe meets Andean forest — a transition with few equals on the continent. Lago Belgrano anchors the lake chain in improbable turquoise, ridgeline trails above it open several lakes to a single view, and flamingos work the park's salt lagoons in season. A hundred-plus kilometres of trail offer real depth, on the park's strict terms: reserve the permitted campsite or simple refuge, register the route, arrive fully self-sufficient, and choose conservatively — remoteness converts small errors into serious ones. Beyond the entrance there are no services at all; lakes deeper in are reached on foot or horseback only.