NatureWaterfallsGljúfrabúi, The Hidden Waterfall
Man inside Gljúfrabúi's canyon looking directly at it
By Alejandro Feb 11, 2025 • 6 min read

Gljúfrabúi, The Hidden Waterfall

Among the variety of landscapes that can be found in Iceland, waterfalls are definitely on the list of every traveler who comes to this beautiful country. They come in all shapes and sizes, and some of them have become famous outside Iceland. Some, like Gullfoss or Seljalandsfoss, are well-known destinations that almost every tourist visits. On the other hand, some are well-kept secrets that are often overlooked. Among these, there’s one that is a hidden treasure: Gljúfrabúi. This beautiful waterfall, located inside a narrow canyon, is a treasure that deserves to be discovered.

Key Takeaways

  • Gljúfrabúi is a waterfall located inside a canyon in South Iceland.
  • It’s very close to one of the most famous waterfalls in the country: Seljalandsfoss.
  • It’s essential to use waterproof clothes and shoes to visit Gljúfrabúi.

What’s Gljúfrabúi?

Gljúfrabúi is a mesmerizing 40-meter (131-foot) waterfall in South Iceland. It is close to Seljalandsfoss, one of the country's most famous waterfalls. The most distinctive characteristic of Gljúfrabúi is that it is partially hidden behind a massive cliff, with the Gljúfurá River cascading through the rocks.

In fact, from a distance, it’s quite difficult to see the waterfall. To witness this natural wonder, you must go through a shallow stream at the bottom of a narrow gorge. At the end, a big chamber opens up, where the water pours down onto a pool. The effect of light filtering through the canyon and the mist from the falls is amazing. It’s also a really picturesque spot, and many photographers come here to take pictures.

Man inside Gljúfrabúi's cove

Why is Gljúfrabúi Worth a Visit?

Visiting Gljúfrabúi is an amazing experience that offers a blend of adventure and tranquility. As we explained before, the waterfall has an amazing look hidden inside a canyon. Also, it’s really close to Seljalandsfoss, just a short hike away. In fact, to reach Gljúfrabúi, you must come walking from the other waterfall, so the trip is well worth it because you can see both natural monuments in the same trip.

After the walk from Seljalandsfoss, you have to make your way through the Gljúfurá stream to access the hidden canyon. Inside, you’ll get a sense of seclusion that is often difficult to find in other more popular tourist spots in Iceland, as most people don't know of Gljúfrabúi's existence or simply don't want to make the extra effort.

The moss-covered cliffs and the gentle roar of the waterfall enhance the experience even more, and it’s easy to connect with nature in this place. On top of that, Gljúfrabúi is also near some other attractions in this region of the country, so it’s quite simple to add it as a stop on a larger itinerary.

Houses with Gljúfrabúi in the background

Gljúfrabúi Facts & Features

Here are some key facts that you can use to show off when you're there:

Height

Gljúfrabúi is around 40 meters (131 feet) tall and gets its water from the Gljúfurá River, which originates near Tröllagil (Troll Gorge) in Hamragarðaheiði.

Origin

Unlike its more powerful neighbor, Seljalandsfoss, which is fed by the much larger Seljalandsá River, Gljúfrabúi gets its water from a spring, creating a smaller but more graceful cascade.

Name's Meaning

The name "Gljúfrabúi" describes its hidden location inside the canyon. Gljúfur means canyon in Icelandic, and búi can be translated as inhabitant or dweller. So, the name of this place could be “Canyon Dweller,” highlighting the fact that the waterfall is concealed inside the gorge.

Gljúfrabúi waterfall from up close

Where’s Gljúfrabúi and How to Get There

As mentioned, Gljúfrabúi is located in South Iceland, very close to the famous Seljalandsfoss waterfall, along the Ring Road (Route 1). If you’re coming from Reykjavik, it takes approximately 1 hour and 45 minutes (about 128 kilometers or 80 miles). From the capital, take Route 1 eastward. After passing the town of Hvolsvöllur, continue for about 15 minutes until you cross a bridge over a river. Not far after the bridge, turn left onto Route 249. There are signs for Seljalandsfoss at the junction.

You can leave your car at Seljalandsfoss' parking area and visit the waterfall before going to Gljúfrabúi. If not, you can drive past the parking area and continue to the next parking lot near the Hamragarðar camping area. From there, it’s a short walk to the canyon entrance. That’s where you’ll need to go through the stream to reach the base of the falls, so waterproof shoes are recommended.

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Best Time to Visit Gljúfrabúi

Normally, Gljúfrabúi is easy to access all year round, but each season has its pros and cons. Here’s what to expect:

  • Summer (June to August): It’s the best season to come for milder weather. The extended daylight hours give plenty of time to see the waterfall with natural light. Also, the warmer temperatures make wading through the stream more comfortable, making the paths more accessible. On the other hand, it’s peak tourist season, so the waterfall, and especially Seljalandsfoss, can be busy.
  • Autumn (September and October): The temperatures start to drop, and the days get shorter by the week, but the landscapes display a beautiful palette of colors. There are not many tourists.
  • Winter (November to March): This area looks beautiful in winter, with the fields covered in snow, adding a magical touch. However, access can be limited if the weather is harsh, and many roads close in this season due to adverse weather. This area is usually well-maintained, so road closures are rare. Check the road conditions before departing to ensure there will be no problems.
  • Spring (April and May): The waterfall looks its best due to the increased water flow caused by the melting snow from the winter. The weather is especially unpredictable at this time of year, and the south of the country is wetter and windier.

Regardless of the season, it's always a good idea to check the local weather forecast and road conditions before your visit.

Gljúfrabúi from outside

What to Wear When Visiting Gljúfrabúi

Gljúfrabúi is a wet and misty canyon, so it’s important to wear the right clothes to stay dry and comfortable. Here’s what you’ll need:

  • Waterproof shoes with good grip – You’ll have to step into water to reach the waterfall, and the rocks are slippery.
  • Rain jacket and waterproof pants – The mist will get you wet fast.
  • Layers – Iceland’s weather changes a lot, so it’s best to dress in layers.
  • Warm clothes in winter – Wear thermal layers, a hat, and gloves when it’s cold.
  • Waterproof cover for electronics – Keep your phone or camera safe from water.
Two people inside Gljúfrabúi

Surrounding Sites & Things to Do

Gljúfrabúi is an amazing place that deserves a visit. But, if that were not enough, there are plenty of things around that can be added to make up a bigger route.

Seljalandsfoss

As we have mentioned before, Gljúfrabúi is just a short walk away from one of Iceland’s most famous waterfalls, Seljalandsfoss. This magnificent waterfall is 60 meters (197 feet) tall, but what makes it really special is that it has a path that goes behind the water curtain, offering a unique perspective and stunning photo opportunities. The view from inside the small cave is unique and nothing short of magical. However, be prepared to get wet, as the mist is unavoidable.

Seljalandsfoss in winter

Skógafoss

A short drive further along the Ring Road, we can find another must-see waterfall in Iceland. Skógafoss is 25 meters (82 feet) wide and 60 meters (197 feet) tall, and it’s one of the most powerful and beautiful waterfalls in the whole country. You can see it from the base or climb the staircase (beware, it’s 500 steps) to reach the top. From there, the views of the surrounding landscapes are amazing.

Skógafoss

Eyjafjallajökull

Even if the name sounds complicated, you’ve probably heard of this place. Eyjafjallajökull is a massive volcano with a glacier on top that erupted in 2010, grounding air travel across Europe for several days. Go to the Eyjafjallajökull Visitor Center to learn about its history and the impact of the eruption. There are also guided tours that take you on a hike on the glacier. Walking on the glacier is not allowed without an expert guide.

Eyjafjallajökull eruption

Sólheimasandur Plane Wreck

One of Iceland's most surreal sights is the Sólheimasandur plane wreck. In 1973, a U.S. Navy Douglas DC-3 crashed on the black sand beach, and its remains have been there ever since. There’s a parking area just by the Ring Road, and from there, it’s a 4-kilometer (2.5-mile) hike to reach the plane.

Sólheimasandur plane wreck

Hella

If you’re looking for a quieter, less touristy stop, the small town of Hella is a great place to relax and connect with local Icelandic life. It could be a great base to explore the region and offers many activities, including horseback riding, fishing, and visiting caves. The town also has geothermal pools where you can unwind after a day of adventures.

Aerial view of Hella

Reynisfjara Black Sand Beach

Reynisfjara is a beautiful black sand beach situated near the town of Vík. It’s known for its basalt columns and rock formations. It’s highly recommended to take a stroll along the beach, but you’ve got to be careful. The waves are notoriously powerful and unpredictable here. They are known as “sneaker waves".

Reynisfjara Black Sand Beach

Dyrhólaey

If you visit Reynisfjara, take a short detour to Dyrhólaey, a promontory with incredible coast views. Near the cliffs, there is a massive natural rock arch. This area is home to various bird species, including the charming puffin. In summer, many of these birds come to the cliffs to nest.

Dyrhólaey

Conclusion

Gljúfrabúi is one of Iceland’s best-kept secrets. There are a lot of amazing waterfalls in the country, but not many can be found inside a canyon covered in green moss. It’s also very close to one of the best and most famous waterfalls on the island, the mighty Seljalandsfoss. If you’re road-tripping along the south region, it’s an easy stop to add to your itinerary. Come prepared because it’s highly probable you’re going to get wet, but we’re sure you’re going to love coming to discover this hidden gem.

Frequently Asked Questions About Gljúfrabúi Waterfall

Can you see the Northern Lights at Gljúfrabúi?

Yes, of course! Gljúfrabúi is a great spot to see the Northern Lights during the colder months (September to April). The area is far from city lights, so if the night is clear, the dark skies are perfect for spotting the aurora. Just check the forecast and dress warmly.

Can you walk behind Gljúfrabúi?

No, but you can step inside the canyon to get an amazing view of the waterfall. The path behind the water is in Seljalandsfoss, which is just a short walk away, so you can visit them both if you come here. Having said that, dress with waterproof clothes and shoes because it’s highly probable you’ll get wet in both.

How long should I stay there?

Plan to spend 30 to 45 minutes at Gljúfrabúi. If you visit Seljalandsfoss, expect to spend 1 to 1.5 hours there. If you love photography or want to experience a peaceful atmosphere, you might want to stay longer.

Which waterfall is better, Gljúfrabúi or Skógafoss?

It depends on what you’re looking for! Skógafoss is much larger (60m), more powerful, and easier to access, with a staircase going all the way up to have panoramic views. Gljúfrabúi is smaller (40m) but more secluded, hidden inside a canyon for a unique and intimate experience. If you want a massive, open waterfall, go for Skógafoss. If you prefer a secret, different spot, Gljúfrabúi is the one! Luckily, you can easily visit both in one trip, they are close on to another.

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