Mirador Zapata Trail

Mirador Zapata is an out-and-back from the Grey checkpoint through the remote Pingo Valley to an open lookout toward Pingo Glacier and Zapata Glacier. The mapped line is about 9.1 miles each way, 18.2 miles round trip, with the shared corridor drawn once. Expect roughly 11–12 hours of walking in total over a demanding itinerary. This suits strong hikers prepared for a long, isolated route, not a quick walk from Lago Grey. The park map available for this area marks the route for an accredited guide; confirm current access and arrange the guided itinerary before setting out.

A viewpoint about 2 hours 40 minutes from the start opens over Paine Grande and the Pingo River. From there the trail drops sharply to a peat bog, then climbs through ñirre and low thorny scrub. Huemul are mentioned as possible in the bog, but treat wildlife as a bonus rather than a promise. Long trousers help in the thorny section. A branch leads to a viewpoint for Pingo waterfall; its added mileage is unclear and is not included in the 18.2-mile main route.

Beyond the waterfall branch, the trail crosses a small stream or estuary and rolls around rocky knolls instead of taking a direct line. Near the end, taller vegetation gives way to open ground on an old glacial landform. Red stakes and painted stones mark the approach, so stay with your guide and the marked line; the park prohibits leaving signed trails. At Mirador Zapata, Pingo Glacier lies to the north and Zapata Glacier to the west. This is a viewpoint over the ice, not a glacier crossing.

The route reaches the site of the former Zapata refuge before the last approach. The shelter burned, and a route description still suggests camping in its clearing. That overnight advice is old; no current authorized campsite or overnight rule for this route could be confirmed. Treat the former refuge as a landmark, and have your guide confirm a permitted itinerary before planning to stay out. The detailed route description also contradicts itself on elapsed time, so the walking estimate above is based on the mapped distance and terrain rather than a published schedule.

Meet at Guardería Grey, now labeled Guardería Pingo / Portería Lago Grey. Confirm the exact meeting point and parking or drop-off with your guide; current parking capacity and fees were not verified. No dependable on-route food, toilet, or drinking-water point was confirmed, so settle supplies with the guide rather than relying on facilities. A restaurant and minimarket are listed near the checkpoint, but their current operation was not verified. Pets are prohibited in Torres del Paine. The shorter Río Pingo walk is a separate outing and does not reach Mirador Zapata.

The strongest payoff is the combination of a long, wild valley approach and the final view toward two glaciers. The open approach crosses an old glacial landform, while the lower stretches move through peatland, ñirre and small coigüe among thorny scrub. At the lookout, frame the ice with the dark shore and valley in the foreground to show the scale of the landscape. Allow time to take in both glacier directions before turning around along the same route.