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Routes
Running trails & routes
Finland
Southern Finland
Tammela

Peukaloinen Trail

Easy

Peukaloinen Trail

00:26

4.09km

20m

Running

Jog the easy 2.5-mile Thumbnail Trail in Liesjärvi National Park, gaining 66 feet through pine forests and past tranquil lakes.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Liesjärven kansallispuisto

Waypoints

A

Start point

Parking

Get Directions

1

848 m

Peukalolammi

Highlight • Lake

Peukalolammi is a little lake that boasts a wilderness hut and fireplace. It features on the trail of the same name, as well as on longer loops in the Liesjärvi National Park.

Tip by

2

1.90 km

Kaksvetisen kota campsite

Highlight • Mountain Hut

Unique opportunity to camp „the Finnish way“: Inside the little cottage you find a fireplace and benches while you can also sit and enjoy sausages by the fire outside.

Tip by

3

1.97 km

The Liesjärvi National Park is home to some gorgeous woodland trails that explore its sumptuous forest and lake landscape. This one features on the short but sweet Peukaloinen Trail.

Tip by

B

4.09 km

End point

Parking

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Way Types & Surfaces

Way Types

2.57 km

1.43 km

< 100 m

Surfaces

2.70 km

1.30 km

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Monday 11 May

12°C

7°C

99 %

Additional weather tips

Max wind speed: 16.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How long does it typically take to jog the Thumbnail Trail?

While the trail is approximately 4.1 kilometers long, an average jogger can expect to complete it in about 25-30 minutes, depending on their pace and how often they stop to enjoy the scenery.

Is the Thumbnail Trail suitable for beginner joggers?

Yes, the trail is generally considered easy for jogging. While it features some inclines and crosswise slopes, the primary stone dust surface is mostly firm and smooth, making it accessible for those new to trail jogging. However, be prepared for some varied terrain.

What kind of terrain will I encounter on the route?

The route is primarily surfaced with stone dust, offering a firm and smooth path. However, joggers should be aware of variations, including inclines (some up to 9% for 140 meters, and other hills reaching an 18% slope) and crosswise slopes (up to 11%). Some sections can also be rugged with uneven footing, so sturdy shoes are recommended.

What natural features or landmarks will I see along the way?

You'll jog through serene pine forests and past tranquil lakes. Notable spots include the picturesque Peukalolammi pond and Lake Kaksvetinen, where you'll find the Kaksvetisen kota campsite with a barbecue hut. The trail also follows old road beds and offers beautiful woodland trails on the Peukaloinen Trail.

Is the Thumbnail Trail a loop route?

Yes, the Thumbnail Trail is a 4.2-kilometer circular route, meaning you'll end up back where you started without needing to retrace your steps.

Where can I park to access the Thumbnail Trail?

Specific parking information for the Thumbnail Trail is usually available at the main entrances to Liesjärvi National Park. Look for designated parking areas that provide direct access to the Peukaloinen Trail, which is another name for this route.

Are dogs allowed on the Thumbnail Trail?

Generally, dogs are welcome in Finnish national parks, including Liesjärvi, but they must always be kept on a leash to protect wildlife and ensure the safety of other visitors. Please clean up after your pet.

What is the best time of year to jog this trail?

The trail is enjoyable in many seasons. Spring and autumn offer pleasant temperatures and beautiful foliage. Summer is also great, but be prepared for potential insects. Winter jogging is possible, but conditions can be challenging with snow and ice, requiring appropriate footwear and caution.

Are there any permits or entrance fees for Liesjärvi National Park?

No, there are typically no entrance fees or permits required to access Liesjärvi National Park or to jog on its trails, including the Thumbnail Trail. Finnish national parks are generally free to enter and explore.

Does this trail connect with other routes in Liesjärvi National Park?

Yes, the route intersects with sections of the longer Hämeen Ilvesreitti trail, allowing for extended jogging or hiking opportunities if you wish to explore beyond the Thumbnail Trail's loop.

Are there any facilities like picnic areas or shelters along the trail?

Yes, you'll find several rest areas along the route. These include picnic tables, a lean-to shelter at Peukalolammi, and a barbecue hut at the Kaksvetisen kota campsite, providing great spots to pause and refuel.

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