4.8
(929)
4,064
hikers
23
hikes
Hiking in Paulen Naturreservat offers diverse natural landscapes, from the Otra river valley with slopes rising from 80 meters above sea level to northern hills reaching up to 300 meters. The terrain transitions into a gently undulating heathland plateau. The reserve features pine forests, with some areas on the eastern side towards the Otra river containing rich oak-dominated deciduous forest. Parts of the landscape also show the ecological impact of a 2007 forest fire.
Last updated: June 25, 2026
4.8
(335)
1,562
hikers
8.39km
02:13
80m
80m
Hike the moderate Tømmerrenna Timber Slide Trail, a 5.2-mile route through a historic log flume with tunnels and suspension bridges.
4.3
(19)
52
hikers
7.69km
02:14
180m
180m
Hike the unique Tømmerrenna Loop Trail, a moderate 4.8-mile route through a historic log flume with tunnels and suspension bridges.

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4.8
(63)
303
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.9
(54)
248
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.6
(28)
129
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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Phone flashlight is not enough
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It's also easy to walk with a dog.
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It's also easy to walk with a dog.
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It's also easy to walk with a dog.
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Beautiful hike through the old rafting channel
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Beautiful hike through the old rafting channel
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Beautiful hike through the old rafting channel
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Paulen Naturreservat offers a wide variety of hiking experiences with over 20 routes. These include 10 easy trails, 10 moderate trails, and 2 more challenging routes, catering to different fitness levels and preferences.
The reserve features diverse terrain, ranging from the Otra river valley with slopes rising from 80 meters to northern hills reaching up to 300 meters. You'll find pine forests, rich oak-dominated deciduous forests, and gently undulating heathland plateaus. Parts of the landscape also show the ecological impact of a 2007 forest fire, offering unique insights into natural succession.
Yes, Paulen Naturreservat has several easy trails suitable for families. For instance, the Paulenfoss Waterfall – Railway Bridge Over the Flume loop is an easy 6.8 km route through the river valley, often completed in under 2 hours. Another good option is the Tømmerrenna Tunnel – Paulenfoss Waterfall loop, which is 5.9 km and also rated easy.
Hikers can explore several unique features. The historic Tømmerrenna (timber slide) is a highlight, with parts like the Tømmerrenna Tunnel and the Railway Bridge Over the Flume. You can also find the Old Fløter Channel and Bridge, and the Knudansheia Dam and Water Channel Entrance/Exit. The reserve also contains cultural remnants, including the ruins of a former settlement called 'Slottet' (the Castle).
Yes, Paulen Naturreservat offers several circular routes. A popular choice is the Tømmerrenna Loop Trail, a moderate 7.7 km path with varied terrain. Another option is the Paulenfoss Waterfall – Railway Bridge Over the Flume loop, which is an easy 6.8 km route.
The reserve is generally accessible for hiking during most of the year. Spring and autumn offer beautiful colors and milder temperatures, while summer provides longer daylight hours. The varied forest types and the impact of the 2007 forest fire create interesting landscapes to observe in any season. Always check local weather conditions before heading out.
Paulen Naturreservat is significant for its wildlife, providing important habitats for large birds like capercaillie and black grouse. Woodpeckers such as the black woodpecker, white-backed woodpecker, and great spotted woodpecker have also been observed here. Keep an eye out for these species, especially in the diverse forest areas.
The area is highly rated by the komoot community, with an average score of 4.8 stars from over 860 reviews. Reviewers often praise the unique blend of natural scenery and historical engineering, particularly along the Tømmerrenna, as well as the varied forest types and well-maintained paths.
Access to the reserve is easiest from Paulen farm, from where an old service road leads into the area. While specific parking facilities are not detailed, it is generally possible to find parking near common trailheads, especially those accessible from main roads. We recommend checking local signage or using komoot's route planner for specific parking suggestions for your chosen trail.
Paulen Naturreservat is a natural reserve, and generally, dogs are welcome on trails, provided they are kept on a leash to protect wildlife and ensure the safety of other hikers. Always follow local regulations and be mindful of ground-nesting birds, especially during breeding seasons.
Yes, you can experience waterfalls in the reserve. The Paulenfoss Waterfall – Railway Bridge Over the Flume loop is an easy 6.8 km trail that leads through the river valley and features the Paulenfoss Waterfall. Another route, the Tømmerrenna Tunnel – Paulenfoss Waterfall loop, also includes the waterfall.
The hikes in Paulen Naturreservat cater to various skill levels. You'll find 10 easy routes, perfect for a leisurely stroll or family outing, and 10 moderate routes that offer a bit more challenge with varied terrain and elevation gain. There are also 2 difficult routes for experienced hikers seeking a more strenuous adventure.


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