If you are planning a trip to Cusco, chances are you’ve already seen stunning photos on Instagram or TikTok of a breathtaking turquoise lake framed by massive, snow-capped glaciers. It is not an editing filter: it is Humantay Lake, one of the most spectacular natural treasures hidden within the Peruvian Andes.
Perched at over 13,779 feet (4,200 meters) above sea level, this hidden gem sits right at the base of the majestic Mount Humantay. It has quickly become a bucket-list destination for anyone who loves raw nature, rugged hiking, and landscape photography.
But what does it actually take to get there? In this definitive guide, we break down everything you need to know to conquer this trek successfully.
The Challenge: How Hard is the Hike?
While the actual trail to the lake isn’t incredibly long, the altitude is the real challenge of the day.
- Distance: Approximately 1.5 miles (2.5 kilometers) uphill, and the same distance back down.
- Hiking Time: Between 1.5 to 2 hours to ascend (depending on your pace) and about 1 hour to descend.
- Difficulty Rating: Moderate. The terrain is quite steep and gravelly, but perfectly manageable if you take it slow and steady.
The Secret Behind the Turquoise Color: The lake’s unique color comes from the sheer purity of the melting glacier water combined with specific microalgae on the lakebed. The color intensifies when direct sunlight hits the water, making a clear day a truly mind-blowing spectacle.
4 Essential Tips to Survive (and Enjoy) the Trail
1. Enemy Number One: Altitude Sickness (Soroche)
Do not attempt this trek on your very first day in Cusco. The lake sits at a staggering 13,779 feet (4,200 meters). We highly recommend spending at least two days acclimating in Cusco city or the Sacred Valley beforehand, drinking local coca tea, and staying fully hydrated.
2. Dress in Layers (The “Onion” Strategy)
Weather in the Andes is wildly unpredictable. When you start the trek early in the morning, the mountain air will feel freezing, but as you climb and the sun breaks through, you will warm up fast. Wear a moisture-wicking base layer, a thermal fleece, and a reliable waterproof windbreaker.
3. Proper Hiking Shoes are Non-Negotiable
Leave your urban canvas sneakers at the hotel. The trail features loose dirt, steep inclines, and slippery sections. Footwear with deep traction and solid ankle support will make the difference between a comfortable hike and an unnecessary slip. Trekking poles are also incredible lifesavers for your knees on the way down.
4. Respect the Nature and Local Culture
For the local Andean communities, Humantay Lake and Mount Salkantay are Apus (sacred mountain spirits or divinities). You will notice many hikers building small, stacked stone towers called apachetas along the shore—a traditional way to show respect and ask the mountains for a safe journey.
How to Visit Humantay Lake
There are two primary ways to experience this Andean paradise:
- The Full-Day Tour: The most popular option. It involves an early morning departure from Cusco (around 4:00 AM), driving to the trailhead at Soraypampa, completing the hike, and heading back to the city by late afternoon.
- As Part of the Salkantay Trek: If you are a true trekking enthusiast, visiting Humantay Lake is the ultimate reward on Day 1 of the multi-day expedition to Machu Picchu.
Explore the Andes with PIT Expeditions
A landscape this epic deserves to be enjoyed without any logistical stress. At PIT Expeditions, we handle every detail of your Humantay Lake adventure: comfortable private transport, hearty buffet breakfasts and lunches, and certified professional guides who ensure your safety (and carry oxygen tanks just in case you need an altitude boost).
Are you ready to snap the shot of a lifetime in front of Humantay’s pristine turquoise waters? [Contact us today] to secure your spot in our next small-group departure!