4.3
(134)
1,119
hikers
17
hikes
Hiking trails in Helvetinjärven Kansallispuisto traverse a landscape shaped by ancient rift valleys and deep gorges, featuring dramatic geological formations. The park is characterized by steeply-sided lakes, including Iso Helvetinjärvi, and surrounding cliff faces that rise significantly above sea level. Old-growth forests and diverse rock scenery contribute to the varied terrain, offering a range of natural features for hikers.
Last updated: May 27, 2026
5.0
(1)
5
hikers
13.9km
03:40
130m
130m
Hike the moderate 8.6-mile To Helvetinkolu trail in Helvetinjärvi National Park, featuring the dramatic Helvetinkolu Gorge and ancient rift
4.5
(32)
251
hikers
14.7km
03:54
150m
150m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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4.4
(7)
15
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
11
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
2
hikers
5.69km
01:28
30m
20m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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Boardwalks lead you safely through this swampy area of the national park.
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Where the trail runs along the shore, you can admire the reflections of the clouds and trees in the calm water of the lake.
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Very nice and well-equipped beach. You will find a camping area with campfire site, cooking shelters, a toilet and a rental house here.
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Helvetinkolu ("Hell's Gap") cleft is the biggest attraction of the so-called Hell's Lake National Park which has numerous deep gorges and rugged scenery formed by faults running through the bedrock. There is also a small shelter at the shore of Helvetinjärvi.
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Expect a beautiful spot for taking a break or sitting at a campfire. A small jetty invites you to hop into the lake. There is also a traditional hut at the lake shore.
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Helvetinjärven Kansallispuisto is renowned for its dramatic geological formations, including ancient rift valleys and deep gorges formed millions of years ago. Hikers will encounter steeply-sided lakes like Iso Helvetinjärvi, impressive cliff faces, and diverse rock and old-growth forest scenery. The park's emblem, Helvetinkolu Gorge, is a particularly striking feature.
The park's trails feature significant variations in elevation due to its rugged landscape of gorges and fault lines. While some paths are more moderate, many routes include steep hillsides and require navigating wooden stairs in places. The terrain can be demanding, offering a good challenge for hikers.
Yes, there are trails suitable for families. The "Helvetistä Itään" Nature Trail, a 4-kilometer circular route starting from Kankimäki, is considered manageable even for families with children, despite some elevation changes. For an easy option, consider the Helvetinkolu Gorge – Luomalahde Trail Junction loop from Porrashajru, which is just over 5 kilometers.
Yes, dogs are generally welcome in Helvetinjärven Kansallispuisto, but they must be kept on a leash at all times to protect wildlife and ensure the safety of other visitors. Always remember to clean up after your pet.
The most famous landmark is Helvetinkolu Gorge, a narrow, deep cleft that has been a popular tourist site since the 1800s. Other notable features include the magnificent natural sandy beach at Haukanhieta beach, the scenic Lake Haukkajärvi, and the various steeply-sided lakes formed by ancient fault lines.
Yes, the park offers several circular routes. A popular choice is the "Helvetistä Itään" Nature Trail. For longer options, consider the Helvetinkolu Gorge Loop or the Haukanhieta beach – Lake Haukkajärvi. loop from Helvetinjärvi National Park.
The main parking area is located at Kankimäki, near the Helvetin Portti restaurant, which serves as a primary entrance to the park. This is a convenient starting point for many trails, including those leading to Helvetinkolu Gorge.
Yes, the park provides numerous rest areas, including cooking shelters and campfire sites. There is also a day hut near Helvetinkolu Gorge, which is a popular spot for hikers. At the Kankimäki entrance, Helvetin Portti offers a restaurant, restrooms, and showers.
The park is beautiful year-round, but the best time for hiking is typically from late spring to early autumn (May to October) when the trails are clear of snow and ice, and the weather is milder. During winter, the park offers opportunities for snowshoeing and cross-country skiing, but hiking conditions can be challenging due to snow and ice.
The area is highly rated by the komoot community, with an average score of 4.3 stars from over 130 reviews. Reviewers often praise the dramatic gorge scenery, the challenging yet rewarding trails, and the peaceful atmosphere of the old-growth forests. The iconic Helvetinkolu Gorge is frequently highlighted as a must-see.
Absolutely. Beyond hiking, Helvetinjärven Kansallispuisto offers opportunities for paddling on Haukkajärvi and Iso Helvetinjärvi, rock climbing at two official spots, geocaching, and swimming at Haukanhieta beach. In winter, visitors can enjoy snowshoeing and cross-country skiing.


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