4.5
(706)
6,222
hikers
10
hikes
Waterfall hiking trails in Mellomkollen Naturreservat traverse a landscape characterized by dense forests, numerous lakes, and varied terrain, offering a natural setting for outdoor activities. The region features a network of paths that wind through woodlands and along water bodies, providing opportunities to experience the area's natural beauty. Hikers can expect a mix of gentle slopes and more challenging ascents, typical of a protected natural reserve. This environment supports a diverse range of flora and fauna, making it a destination…
Last updated: July 9, 2026
4.3
(3)
5
hikers
24.4km
07:01
570m
570m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.0
(1)
14
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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4.3
(48)
176
hikers
15.2km
04:20
340m
340m
Hike the moderate 9.5-mile Tour of Bjørnsjøhelvete in Nordmarka, featuring a thrilling suspension bridge and diverse forest scenery.
33
hikers
8.13km
02:18
180m
180m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
16
hikers
12.4km
03:35
320m
320m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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This 2.1-kilometre gravelled trail between Ullevålseter and Skjennungstua is a short but super scenic section that meanders through beautiful woodlands. It is also a pretty family-friendly flat trail with only around forty metres of height gain in the entire two kilometres.
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A worthwhile stopover… even in (late) summer
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A quiet bridge with a splendid view over the still waters of Lake Skjærsjøen. From here, you can admire the peaceful lake framed by dense forest, with the red boathouse adding a touch of charm.
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1
A thrilling suspension bridge hidden deep in Nordmarka, just above the roaring waters of Bjørnsjøhelvete gorge. The crossing is short but impressive, surrounded by dense pine forest and echoing with the sound of the river far below.
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Hidden in the forest and just a stone’s throw from the lake, this cozy red kiosk is a welcome surprise for hungry hikers and cyclists. Coffee, waffles, ice cream or a warm cinnamon bun, everything tastes better after a few kilometers in the woods. Picnic tables nearby invite you to sit, relax, and soak in the peaceful surroundings.
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A peaceful clearing by the water’s edge, perfect for a lunch break or a slow coffee with a view. Surrounded by forest and framed by smooth rocks, this spot has a fire ring and a raw, natural charm. On a calm day, the lake turns into a mirror making it hard to leave.
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Mellomkollen Naturreservat offers a range of hiking difficulties. You'll find 1 easy route, 8 moderate routes, and 2 more challenging trails among the waterfall hikes. This variety ensures options for different fitness levels.
Yes, there are options suitable for families. While specific 'family-friendly' designations aren't always explicit, the reserve includes 1 easy route and several moderate trails that can be enjoyed by those with some hiking experience. Consider routes with shorter distances and less elevation gain for younger children.
Generally, dogs are welcome on trails in Mellomkollen Naturreservat, but they must be kept on a leash, especially during certain times of the year to protect wildlife. Always check local regulations and signage at trailheads for any specific restrictions.
The waterfalls are often at their most impressive during spring (April-May) when snowmelt is abundant, or after periods of heavy rainfall. Summer offers pleasant hiking conditions, while autumn brings beautiful foliage. Winter hikes can be scenic, but trails may be icy or covered in snow, requiring appropriate gear.
Yes, many trails in Mellomkollen Naturreservat are designed as loops, allowing you to start and end at the same point. For example, the Bjørnsjøhelvete Loop Trail is a popular moderate option that takes you through forested areas and past water features.
The duration of waterfall hikes varies significantly depending on the route and your pace. Trails can range from a few hours for shorter, moderate paths like the Skjærsjøen Lake – Skjærsjøen Bridge loop (around 2 hours 15 minutes), to longer, more challenging full-day excursions such as the Tour around Helgeren from Skar, which can take over 7 hours.
Trails in Mellomkollen Naturreservat are generally well-maintained but can vary from wide forest paths to narrower, rocky sections. Expect natural terrain, which can be muddy after rain or icy in winter. Appropriate hiking footwear is always recommended.
While Mellomkollen Naturreservat is primarily a natural area, some trails may pass near or lead to traditional Norwegian cabins (hytter) or small cafes, especially on popular routes. For instance, the Ullevålseter – Skjennungstua loop passes by Ullevålseter, which often has refreshments available. It's always a good idea to pack your own snacks and drinks.
Mellomkollen Naturreservat is home to diverse wildlife. Hikers might spot various bird species, squirrels, and potentially larger mammals like moose or deer, especially during quieter times of day. Remember to observe from a distance and avoid disturbing the animals.
The area is highly rated by the komoot community, with an average score of 4.5 stars from over 600 reviews. Hikers often praise the serene natural beauty, the well-marked paths through dense forests, and the refreshing experience of discovering the various waterfalls and lakes. The blend of challenging and moderate routes also receives positive feedback.
Yes, Mellomkollen Naturreservat offers at least one easy route, which would be suitable for beginners or those looking for a less strenuous walk. Additionally, some of the shorter moderate trails, such as the Picnic Spot by Lake Øyungen – View of Maridalsvannet loop, could be considered beginner-friendly if you are comfortable with a few hours of walking.
Access points to Mellomkollen Naturreservat often have designated parking areas. Specific parking availability can vary by trailhead. It's advisable to research the starting point of your chosen trail beforehand to confirm parking options and any potential fees.


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