Which is Better: Rainbow Mountain or Humantay Lake?

Peru is a land of dramatic landscapes and bucket-list adventures. Two of its most photogenic and popular destinations Rainbow Mountain (Vinicunca) and Humantay Lake (Laguna Humantay)—have quickly become must-visits for travellers exploring the Sacred Valley and Cusco region. If you’re short on time or wondering which to choose, this guide will help you decide between a Humantay Lake Peru day trip and a trek to Rainbow Mountain.

Introduction to Both Destinations

Rainbow Mountain (Vinicunca)

Located in the Andes, southeast of Cusco, Rainbow Mountain is known for its natural, multi-coloured stripes, caused by layers of mineral deposits. At over 5,000 metres (16,400 feet) above sea level, the hike is challenging due to its altitude, but the reward is an otherworldly landscape that seems almost painted by hand.

Humantay Lake

Nestled at 4,200 metres (13,800 feet) above sea level, Humantay Lake is a glacier-fed, turquoise lagoon located in the Vilcabamba range, a short detour from the famous Salkantay Trek. Framed by snow-capped peaks, Humantay Lake is often considered one of the most beautiful sights in Peru and is accessible via a popular Humantay Lake Peru day trip from Cusco.

Comparing the Two: Factors to Consider

1. Scenic Beauty

• Humantay Lake: Offers a more tranquil, nature-immersed experience with a stunning contrast of deep blue waters and snowy peaks. Ideal for those who want to soak in peaceful, raw natural beauty.

• Rainbow Mountain: Provides a surreal and vibrant landscape. It’s unique, visually striking, and perfect for photography lovers.

Verdict: If you’re looking for serenity and postcard-worthy mountain scenes, go for Humantay Lake. If colourful landscapes and dramatic scenery are your priority, Rainbow Mountain wins.

2. Physical Difficulty

• Humantay Lake Peru Day Trip: The hike starts at Soraypampa, and while short (about 1.5 hours each way), it is steep and can be tough due to the altitude. However, horses are available for rent if needed.

• Rainbow Mountain: The trail is longer (2-3 hours each way) and much higher in elevation, making it significantly more physically demanding. Oxygen levels are lower, and symptoms of altitude sickness are more common.

Verdict: Humantay Lake is generally easier for most travellers and better suited for those who are less experienced with high-altitude trekking.

3. Crowd Levels

• Rainbow Mountain: Attracts large crowds, especially during peak travel seasons. The trail can get busy, and the summit often has long lines for the best photo spots.

• Humantay Lake: While increasingly popular, it tends to be slightly less crowded. Early morning tours offer a chance for a more peaceful experience.

Verdict: Humantay Lake provides a quieter, more intimate experience—especially if you arrive early.

4. Time Commitment

• Both locations are available as full-day trips from Cusco.

• A Humantay Lake Peru day trip typically begins around 4:30 AM and returns by evening. The drive is about 3.5 hours each way.

• Rainbow Mountain tours also start early (around 3:30 AM), with 3-4 hours of driving and a longer hiking duration.

Verdict: The total time is similar, but the shorter hike at Humantay Lake may leave you with more energy and time to enjoy the surroundings.

5. Weather and Accessibility

• Both sites are best visited during the dry season (May to September).

• Rainbow Mountain is sometimes inaccessible during the rainy season due to muddy trails and poor visibility.

• Humantay Lake is more consistent year-round but can still be affected by cloud cover or snow.

Verdict: Humantay Lake tends to be more accessible and enjoyable throughout more of the year.

Who Should Choose What?

Choose Humantay Lake if:

• You prefer glacier lakes and peaceful mountain views.

• You want a less physically demanding trek.

• You’re susceptible to altitude sickness and want a slightly lower elevation.

• You enjoy day hikes that allow time to relax and soak in the atmosphere.

The Humantay Lake Peru day trip is especially suitable for photographers, couples, and solo travellers seeking a scenic and less commercialised experience.

Choose Rainbow Mountain if:

• You’re an adventure seeker who wants to tick off a unique natural wonder.

• You’re okay with strenuous hiking and high altitudes.

• You enjoy vibrant landscapes and bold natural colours.

• You don’t mind sharing the trail with other tourists.

FAQs: Humantay Lake Peru Day Trip vs Rainbow Mountain

1. How long does the Humantay Lake hike take?

The hike typically takes 1.5 to 2 hours to reach the lake and about 1 hour to return, depending on your pace and altitude adjustment.

2. What should I pack for the Humantay Lake Peru day trip?

Essentials include:

• Comfortable hiking shoes

• Warm layers (it’s cold at high altitudes)

• Sunscreen and sunglasses

• Water and snacks

• A small backpack

• Optional: walking sticks and coca leaves to help with altitude

3. Is altitude sickness a concern at Humantay Lake?

Yes, but it’s generally less intense than at Rainbow Mountain. Acclimatising in Cusco for 1-2 days before your trip is highly recommended.

4. Are there toilet facilities at Humantay Lake?

There are basic toilet facilities at the trailhead in Soraypampa, but not at the lake itself. Bring tissues and hand sanitiser.

5. Can you swim in Humantay Lake?

Swimming is not permitted. It is a sacred site to locals and very cold due to its glacial source.

6. What’s included in a typical Humantay Lake Peru day trip?

Most tour packages include:

• Hotel pickup and drop-off

• Transportation to Soraypampa

• Breakfast and lunch

• Bilingual guide

• Entrance fees

Always confirm details with your tour operator.

7. Which trip is better for families or older travellers?

Humantay Lake is typically more manageable and appropriate for a wider age range, assuming a moderate fitness level and proper acclimatisation.

Final Verdict

Both Rainbow Mountain and Humantay Lake are awe-inspiring destinations that offer unique experiences. However, if you're limited to one day, the Humantay Lake Peru day trip often provides a more rewarding overall experience—thanks to its stunning glacial views, slightly easier hike, and less commercial feel.

If you’re travelling in Peru and must choose, let your preferences guide you. Adventure enthusiasts with high-altitude experience might favour Rainbow Mountain, while nature lovers and those seeking a slightly gentler hike will find Humantay Lake the ideal getaway.

No matter which you choose, you’ll return with memories and photos of Peru’s spectacular Andean beauty.