Puerto Natales → Torres de Paine

Puerto Natales → Torres de Paine

Date: Thursday, March 25, 2027 · Distance: ~91 mi · Driving time: ~4h (excluding stops) · Open in Google Maps

Road surfaces
Compacted gravel · 36 mi · 40%
Gravel · 24 mi · 26%
Concrete · 16 mi · 18%
Asphalt · 14 mi · 16%

This is the day the trip changes register entirely. After weeks of long, largely flat transit across the Argentine steppe, the pampas of Tierra del Fuego, and the Magallanic coast, Torres del Paine announces itself as something different — a massif thrust sideways out of the Andes rather than aligned with it, geologically independent, visually unprecedented. The day begins with a prehistoric detour and ends beneath granite towers that have been eroding for roughly twelve million years.

The Drive

Departure from Puerto Natales is at 8:00 am, with a quick fuel stop at the Petrobras station before leaving town — there is no petrol inside the park, and the next opportunity would be many kilometres away. The route follows Route Y-290, a gravel road also known locally as the Lago Porteño road, well-graded for most of its length, passing through open Patagonian steppe as the low hills gather and the first peaks of the Cordillera del Paine appear on the horizon. The Monumento Natural Cueva del Milodón comes roughly 24 kilometres out, before the park boundary. From there the road continues another 56 kilometres to the Guardería Serrano checkpoint, where entry permits are verified and the internal park road begins.

Morning: Cueva del Milodón

The first stop comes early: the Monumento Natural Cueva del Milodón, tucked against the flanks of Cerro Benítez some 24 kilometres northwest of Puerto Natales. The cave — a single enormous chamber 30 metres high, 50 metres wide, and 200 metres deep — was discovered in 1895 by the German settler Hermann Eberhard, who found a large piece of apparently fresh animal hide on the cave floor. It was subsequently identified as belonging to Mylodon darwini, a ground sloth roughly twice the height of a person that roamed Patagonia until around 10,000 years ago. Other remains found here include the dwarf horse Hippidion, the saber-toothed cat Smilodon, and evidence of human habitation: fire-fractured rock, lithic tools, and human remains dating back over 12,000 years.

A life-size fibreglass replica of the Milodón stands at the cave mouth. Beyond it, an interpretive circuit connects the main cave with the smaller Cueva Chica and Cueva del Medio, as well as the eroded conglomerate formation known as the Silla del Diablo (Devil's Chair). An environmental information centre and basic visitor facilities are available on site.

Midday: Lago Grey

The road west from the Serrano gate runs through lenga and coigüe forest along the valley floor before arriving at the lakeshore sector near Hotel Lago Grey. From there, a short trail crosses the Pingo River on a wooden suspension bridge and follows the dark-sand beach of the lake to a natural viewpoint looking north toward Glaciar Grey.

Glaciar Grey is the park's largest glacier and one of the eastern outlets of the Campo de Hielo Sur — the Southern Patagonian Ice Field, the third largest freshwater ice reserve in the world after Antarctica and Greenland. From the beach viewpoint, the glacier is visible in the distance, its face walls rising around 30 metres above the waterline. Icebergs calved from the glacier drift south across the lake, some large enough to be identifiable from the shore. The full glacier is accessible by a longer hike from Refugio Paine Grande or by catamaran from the hotel dock, but the viewpoint from the south shore gives a clear sense of the scale of the ice field above.

Afternoon: Cuernos del Paine

From Lago Grey the road swings back east through the heart of the park, arriving by early afternoon at Salto Grande — the falls where Lago Nordenskjöld drains into Lago Pehoé. The falls are impressive in themselves, a churning cascade where the two lakes meet, but they are also the trailhead for the hike to the Mirador Cuernos del Paine. The trail runs approximately 3.5 kilometres along the northern shore of Lago Nordenskjöld, flat and well-marked, before arriving at a bench viewpoint looking directly at the Cuernos del Paine — a full two-hour return from the car park.

The Cuernos — the Horns — are among the most geologically legible peaks in Patagonia. Each is a wall of pale Miocene granite topped by a jagged dark crown of metamorphic rock: remnants of the older sedimentary layer that once covered the intrusive granite laccolith beneath. The granite intruded roughly 12.6 million years ago; the contrast between the two rock types, most visible here from the lake shore, tells the story of that intrusion with unusual clarity. Glaciers during the Pleistocene stripped most of the darker cap away from the towers themselves but left it draped across the Cuernos, producing their characteristic two-toned silhouette. The viewpoint faces west across the turquoise water of the lake, with the full Paine Massif — Paine Grande, Valle del Francés, and the Cuernos themselves — arranged across the horizon.

Arrival: Las Torres

Camping Sodexo sits at the Las Torres complex on the eastern side of the park, at the base of the Ascencio Valley — the trailhead for the ascent to the Torres del Paine viewpoint, the most visited single hike in Patagonia. The campsite is on open pampa with the three granite towers visible to the northwest when conditions allow.

The towers themselves — Torre d'Agostini, Torre Central, and Torre Monzino, named after the Italian brothers who first ascended them in 1957 — rise to between 2,260 and 2,500 metres above sea level. Unlike the Cuernos, their sedimentary cap has been entirely eroded away by glaciation, leaving only the bare granite, pale and almost luminous in afternoon light. Lady Florence Dixie, who visited in 1880 and was among the first foreign travellers to describe the area, called them Cleopatra's Needles. The park was established in 1959, initially as the Parque Nacional Turismo Lago Grey, and took its present name and boundaries two years later.