Bialowieza National Park

Bialowieza National Park protects the Polish portion of the last great primeval forest of the European lowland. Its strict reserve has been left to nature for generations, with fallen trees allowed to lie and decay, which produces a richness of fungi, insects, birds and mammals found in few other places. The forest is also the stronghold of the European bison. See the Bialowieza guide for the village and where to stay.

This is old-growth forest of a kind that has almost vanished from Europe, and walking it is a slow, quiet experience rather than a checklist of sights. The park shares a UNESCO World Heritage listing that crosses into Belarus. For naturalists and birdwatchers it is one of the best destinations in Poland.

The European bison, the heaviest land animal in Europe, was hunted until the wild population died out in the early twentieth century. Animals bred in captivity were later returned to Bialowieza, and several hundred now live wild in the Polish forest, the largest free population anywhere. Seeing one in the open takes patience and an early start. A show reserve near the village keeps bison and other native animals for a more reliable encounter.

Entry to the Strict Protection Reserve is controlled. You go on foot, in a small group, with a licensed guide, on a fixed route that protects the fragile core. Beyond it, marked trails and cycle paths let you explore the managed forest more freely, and the park's nature museum sets out what makes the place exceptional. Reserve a guide and permit before you travel.

The forest survived because it was long held as a royal and then imperial hunting ground, which spared its core from the axe. Protection was formalised when the national park was established in 1932, making it the oldest in Poland. The strict reserve at its heart has never been logged.

Give the area a day or two rather than a rushed trip. A guided walk in the strict reserve takes around three hours, and the show reserve, the museum and the outlying trails fill the rest. The village is remote, so plan an overnight stay.

Spring and early summer bring the fullest birdsong and long daylight, while autumn is the best time to hear the bison rut. Winter is cold and stark, and snow can make bison easier to spot in open glades. Mornings and evenings are the most rewarding hours for wildlife.

The village lies in the far east of Poland, close to the border with Belarus, and there is no regular passenger train. Most visitors drive, or take a bus by way of Hajnowka and the regional capital, Bialystok. From Warsaw the road journey takes several hours, so treat this as a destination in its own right.

Forest trails are unpaved and the strict reserve is covered on foot over uneven ground. Bring boots, layers and insect protection in the warmer months. The museum and show reserve are more accessible; check ahead with the park if you have limited mobility.

This is a remote corner of the country, but it pairs with other outdoor trips in the northeast:

• The Masurian Lakes, a glacial lake district to the north.
• Warsaw, the usual gateway city to the west.

Sightings in the open forest are never guaranteed and take luck and an early start. To be sure of seeing them, visit the show reserve near the village, where bison are kept in large enclosures.

For the Strict Protection Reserve, yes: access is only on foot with a licensed guide and a permit. The wider managed forest, with its marked trails, can be explored on your own.

Plan for at least one night, ideally two. The village is remote and the forest rewards an unhurried visit, so a rushed day trip does not do it justice.

For more of Poland's wild side, see the lakes and forests of the Masurian lake district and the high peaks around Morskie Oko in the Tatras.