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Home/Countries/Finland/Nature & outdoors/Patvinsuo National Park

Patvinsuo National Park

A large bog and old forest park in eastern Finland, with a resident bear population.

Updated 12 October 2026

WhereNorth Karelia
Nearest cityLieksa, about 40 km north
Best seasonJune to September
Time to allowA day or two
Getting thereRoads south of Lieksa toward Ilomantsi; car
EntryFree

Patvinsuo covers a wide expanse of raised bog, old spruce and pine forest and lakes between Lieksa and Ilomantsi, and it is one of the more remote-feeling national parks in southern and central Finland. Boardwalks run across the open bog to bird towers and around Suomunjarvi, a clear lake with sand shores at the edge of the park where swimming is possible. Cranes, whooper swans and waders breed on the mire, and the forest holds bear, wolverine and other large carnivores; several wildlife watching hides operate on the park's edges, run privately, for people who want to see bears at night from a fixed position.

What's there

  • Boardwalks across raised bog - the routes over open mire.
  • Suomunjarvi lake - clear water and sand shores inside the park.
  • Cranes and whooper swans - the breeding birds of the mire.
  • Bear watching hides - privately run night hides at the edges.

When to go

June to September for walking; hide bookings run through the summer. A day or two. Mosquitoes are severe in June and July. Bear hides must be booked well ahead.

Good to know

Mosquitoes and horseflies here are punishing in midsummer. Bear watching is a paid overnight sit in a hide with no guarantees. The park is remote and needs a car. Facilities are huts, pits and dry toilets.

Nearby

Lieksa is north; Ilomantsi lies south.

Key facts

Local namePatvinsuon kansallispuisto (Finnish)
Established1982
Heritage statusRamsar site
Area105 km² (41 sq mi)
Location63.1114° N, 30.7044° E · map

Source: Wikidata, item Q591025, read on 18 October 2026.

What to pack for Patvinsuo National Park

Chosen from what this place is for. Tap a kit for the full checklist.

  • Broken-in walking shoes or boots - Grip and ankle support matter more than looks; never hike in brand-new boots. Find on Amazon
  • Reef-safe sunscreen - High SPF that will not bleach the coral you are swimming over. Find on Amazon
  • Binoculars - The single best wildlife tool - even a compact pair transforms a sighting. Find on Amazon
  • Shelter suited to the place - Tent, tarp or hut booking - match it to the terrain and rules. Find on Amazon

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Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.

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