The Mystery of Roopkund: Why are there 800-year-old skeletons here?
- Manish Rawat
- 3 days ago
- 6 min read
The Roopkund Lake, perched at a staggering 15,750 feet in the Indian Himalayas, remains one of the world’s most chilling archaeological puzzles. Known as the "Skeleton Lake," this glacial tarn holds the frozen remains of hundreds of humans, visible only when the ice melts.
Since its discovery in 1942, scientists and historians have struggled to explain why so many people perished at this desolate altitude. Recent DNA studies have only deepened the mystery, revealing that these individuals belonged to vastly different eras and ethnicities.

What is the Secret Behind the Roopkund Skeleton Lake?
This section provides a clear definition of the site and the historical context of the skeletal remains found in the glacial waters.
Roopkund is a small, high-altitude body of water situated in the Chamoli district of Uttarakhand, surrounded by rock-strewn glaciers and snow-clad peaks. For centuries, the lake was a quiet stop on the Nanda Devi Raj Jat Yatra pilgrimage, until a forest ranger stumbled upon a horrifying collection of skulls and bones. These remains, many with flesh and hair still attached due to the sub-zero temperatures, were initially thought to be Japanese soldiers.
However, carbon dating eventually proved that the bones were much older, dating back to approximately 800 AD. Further investigation into what happened at Roopkund Lake revealed that the victims died from massive trauma to the head and shoulders. The mystery expanded in 2019 when a landmark DNA study confirmed that a second group of skeletons, surprisingly of Mediterranean descent, died at the same spot nearly 1,000 years later.
Scientific Discoveries Explaining the 800-Year-Old Remains
Modern technology has provided some clarity regarding the causes of death and the origins of the travelers found at the lake.
The Hailstorm Theory
The most widely accepted explanation for the mass death in the 9th century is a catastrophic hailstorm. Forensic analysis of the skulls revealed short, deep cracks caused by rounded objects falling from above. Since there were no signs of weapon wounds or disease, scientists conclude that a sudden storm with cricket-ball-sized hailstones caught the group in the open with no shelter, leading to instantaneous death.
Diversity of the Victims
Recent genomic data has shattered the idea that this was a single group of travelers. The skeletons belong to at least three distinct genetic groups:
South Asians: Individuals from the 9th century, likely part of a pilgrimage or royal procession.
Eastern Mediterraneans: A group with ancestry similar to present-day Greeks or Cretans who died around 1800 AD.
Southeast Asians: A smaller group with distinct genetic markers.
The Mystery of the Mediterranean Travelers
The presence of Europeans in the Himalayas during the 1800s remains a massive question mark. There are no historical records of a Greek expedition traveling to this remote part of India. Whether they were merchants or explorers, the fact that they met the same fate as the South Asians a millennium earlier adds a layer of eerie coincidence to the Roopkund Trek history.
Local Folklore and the Curse of Nanda Devi
Cultural legends in the Garhwal region offer a more spiritual explanation for the tragedy that unfolded at this high altitude.
The Legend of King Jasdhaval
Local folklore tells the story of a king named Jasdhaval who embarked on a pilgrimage to honor the Goddess Nanda Devi. Disregarding the sanctity of the trail, he brought along dancers and musicians. According to the legend, the Goddess was enraged by their behavior and sent a violent storm to strike them down as they reached the lake.
Folk Songs of the "Iron Balls"
Ancient traditional songs sung by the locals describe the Goddess raining down "iron balls" upon those who defiled her mountain abode. This surprisingly aligns with the scientific finding of lethal hailstones. For the local communities, the lake is not a scientific curiosity but a sacred site that serves as a warning against human arrogance.
Sacredness of the Route
Roopkund remains a significant point on the Roopkund, Ali, and Bedni Bugyal circuit. Pilgrims continue to pay their respects here every twelve years. This cultural weight makes the site a blend of archaeological wonder and active religious practice that trekkers must respect.
How the High-Altitude Climate Preserves the Mystery
The unique environmental conditions of the Himalayas have acted as a natural time capsule for these ancient remains.
The Role of Permafrost
At an altitude of nearly 16,000 feet, the ground at Roopkund is often in a state of permafrost. This permanent freezing prevents the natural decomposition of organic matter. This is why even after hundreds of years, some of the skeletons still possessed leather shoes and wooden artifacts when they were first discovered.
Seasonal Visibility
The skeletons are not always visible. During the winter, the lake is a frozen, white bowl. If you are considering Roopkund in winter, be aware that deep snow hides the lake entirely. The "Skeleton Lake" only reveals its secrets during the summer months (May-June) when the ice thaws.
Human Interference and Conservation
Over-tourism in recent decades has led to the theft of bones by souvenir hunters. Current government regulations now strictly control access to the lake to ensure that the remaining 600 to 800 skeletons are preserved for future generations. Protecting these remains is vital for ongoing genomic studies.
Preparing to Witness the Mystery Safely
Reaching Roopkund requires significant physical preparation and a respect for the extreme environment of the Himalayas.
Physical Fitness Requirements
The trek is classified as Moderate-Difficult. The thin air at 15,000+ feet makes every step a challenge for the lungs. Trekkers are advised to begin a cardio-intensive training program at least three months prior. Following a trekking guide for beginners is essential for understanding how to pace yourself.
Essential Gear for the Ridge
The terrain leading to the lake is steep and rocky. Standard footwear will not suffice. You need high-ankle boots with excellent grip to navigate the scree and snow. Additionally, choosing the right backpack for trekking is vital to ensure that your center of gravity remains stable while climbing toward the lake.
Gear Item | Purpose | Requirement |
Trekking Boots | Grip and Ankle Support | Waterproof with deep lugs |
Down Jacket | Warmth at -10°C | High-fill power (600+) |
Walking Poles | Stability on Scree | Two poles for balance |
Sun Goggles | UV Protection | Category 4 protection |
The Emotional Impact of the Roopkund Journey
Standing at the edge of the lake is a psychological experience that goes beyond mere physical trekking.
The atmosphere at Roopkund is heavy with a sense of mortality and ancient history. Many hikers who have documented their Roopkund trek experience speak of a strange, eerie silence that hangs over the water. It is a place that forces you to confront the power of the mountains and the fragility of human life.
The trek offers a unique opportunity to witness the crossroads of science, history, and mythology. As you walk past the prayer flags at Kalu Vinayak, you aren't just a tourist; you are a witness to an unsolved ancient tragedy. This emotional depth is what makes the trail one of the most sought-after adventures in the world for true explorers.
Plan Your Legendary Expedition with Roopkund Heaven
To truly appreciate the mystery of the skeletons, you need an expedition team that respects the mountain and understands its secrets.
For those ready to solve the mystery for themselves, Roopkund Heaven is your ultimate partner. Recognized as the best travel company in India and Uttarakhand, they offer safe, ethical, and affordable trekking packages. With local experts who have grown up with these legends and excellent Google reviews from thousands of satisfied adventurers, they ensure your journey to the Skeleton Lake is both comfortable and awe-inspiring. Join their community through their Himalayan stories to read more from the trail and start your journey today.
Why is Roopkund called the Skeleton Lake?
It is named so because of the hundreds of human skeletons found at its bottom and along its edges, dating back over 1,200 years.
How many skeletons are in Roopkund Lake?
It is estimated that the remains of between 600 and 800 individuals are scattered in and around the lake.
Can I see the skeletons throughout the year?
No, the skeletons are only visible during the summer months when the ice melts; in winter, they are buried under deep snow.
What was the cause of death for the Roopkund travelers?
Forensic evidence suggests that a sudden, massive hailstorm with lethal hailstones caused fatal head injuries to the 9th-century group.
Is it true that Europeans were found at Roopkund?
Yes, DNA analysis in 2019 confirmed that a group of individuals with Mediterranean ancestry died at the lake around 1800 AD.
How difficult is the trek to Roopkund Lake?
The trek is considered moderate-to-difficult due to the high altitude (15,750 ft) and the steep, rocky terrain.
Is it safe to touch the skeletons?
No, it is strictly prohibited to touch or move the remains as they are delicate archaeological evidence protected by law.
What is the best month to visit the Mystery Lake?
May, June, September, and October are the best months to visit for clear views and accessible trails.






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