Best natural monuments around Osie are situated within the Wda Landscape Park and the Tuchola Forest, areas recognized for their diverse flora and fauna. The region features a landscape shaped by glacial activity, including numerous erratic boulders and unique wetland ecosystems. Osie and its surroundings offer a variety of natural attractions, from protected forests and lakes to significant individual trees. These sites provide opportunities to observe unique plant species and diverse wildlife.
Last updated: May 17, 2026
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Good asphalt, I didn't notice the trees:)
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Partial reserve "Łyse Lake" (peat bog) - under strict protection with an area of 5.58 ha and active protection of 14.68 ha. On March 29, 2006, Regulation No. 24/2006 of the Kuyavian-Pomeranian Voivode of February 21, 2006 came into force on the recognition of the area called "Łyse Lake" as a nature reserve. The reserve protection covers the waters of Lake Łyse and the surrounding peat bogs and forests of the Osie Forest District, Osie district, divisions: 19 c, 20 b, c, g, h with a total area of 20.26 ha in the Nowa Huta forest district. The reserve is located in its entirety in the Warlubie commune, Kuyavian-Pomeranian Voivodeship. The aim of protection in the reserve is to protect and preserve valuable water and marsh ecosystems (with the moss community of the white beak) and the marsh forest with characteristic, rare and protected plant species, e.g. peat mosses, intermediate sundew, peat clubmoss. https://osie.torun.lasy.gov.pl/rezerwaty-przyrody
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Beautiful Oak Alley protected by law. Along it, on the right, runs the Żur - Osie bike path.
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A nice place to relax. You can walk or ride a bike.
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Beautiful view of the rising forest after a natural disaster - the passage of a whirlwind. After this event, a tower was built to admire the power of nature, hectares of fallen forest. Today, a reminder of this event and a positive view of the fact that nature heals wounds.
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The Osie area, nestled within the Wda Landscape Park and Tuchola Forest, offers diverse natural features. You can find unique wetland ecosystems, such as the Jezioro Łyse Nature Reserve, which protects valuable peat bog environments and rare plants like intermediate sundew. The region is also characterized by numerous erratic boulders, remnants of glacial activity, and significant forest fragments like Brzęki im. Z. Czubińskiego, known for its hornbeam and oak trees and the largest natural collection of service trees in Poland.
Yes, there are several viewpoints. You can visit the Observation tower in the middle of the tornado damage area, which offers views of a forest recovering from a 2012 whirlwind, with a plaque commemorating the event. Another option is the Observation Tower Over the Rebuilding Forest, providing perspectives on nature's resilience and ongoing reforestation efforts.
The natural monuments and reserves around Osie are rich in wildlife, especially birds. The Jezioro Miedzno Reserve is a prime location for birdwatching, home to white-tailed eagles, cranes, mute swans, and black storks. The broader Tuchola Forest and Wda Landscape Park are known for diverse flora and fauna, including beavers, particularly at the impressive nearly 50-meter-long beaver dam in the "Czyściewnica" Uroczysko wilderness area.
Many natural monuments around Osie are suitable for families. The Protected Oak Avenue, which runs alongside the Żur - Osie bike path, offers a pleasant and accessible walk or bike ride. The Information board about the Piaseczno Lake Reserve is a good starting point for exploring the clean waters and surrounding forest, and the erratic boulders scattered throughout the commune can be picturesque spots for picnics.
The region around Osie offers a variety of outdoor activities. You can find numerous trails for running, gravel biking, and mountain biking. For running, explore routes like the 'Running loop from Śliwice' or 'Running loop from Osie'. Gravel biking options include the 'Meanders of the Brda River' or 'Osiek Beach – View of Osiek' loops. Mountain biking enthusiasts can try routes such as 'Grzybek Bridge – Downhill Trail near Tleń' or 'Piaseczno Lake Beach – Downhill Trail near Tleń'. You can find more details on these activities in the Running Trails around Osie, Gravel biking around Osie, and MTB Trails around Osie guides.
Yes, the "Dąb Papieski" (Papal Oak) is a significant natural monument with cultural and historical ties. This oak tree was grown from seeds consecrated by Pope John Paul II in 2004 and planted in the Osie Commune, symbolizing a connection to papal heritage and nature.
The best time to visit the natural monuments around Osie is generally during spring, summer, and early autumn. Spring brings blooming flora and active birdlife, while summer offers warm weather for outdoor activities. Early autumn provides beautiful foliage and comfortable temperatures for exploring the forests and reserves. Winter can also be picturesque, especially for quiet contemplation, but some trails might be less accessible.
Yes, the Jezioro Piaseczno Reserve is notable for its exceptionally clean waters, classified as Class I purity, making it a unique ecological gem in the Kuyavian-Pomeranian Voivodeship. Additionally, the Jezioro Ciche Reserve offers a tranquil lake setting deep within the forest, ideal for enjoying unspoiled nature and bird songs.
The region is rich in geological history, primarily evidenced by the numerous "Głazy Narzutowe" (Erratic Boulders) scattered throughout the commune. These boulders are remnants of glacial activity, offering a glimpse into the area's ancient past and often serving as scenic spots for visitors.
The Leon Wyczółkowski Old Polish Yews Nature Reserve (Rezerwat Przyrody Cisy Staropolskie im. Leona Wyczółkowskiego) is Poland's oldest and Europe's second oldest nature reserve, established to protect the country's largest population of common yew trees. While not directly in Osie, it is located in the nearby Tuchola Forest region (Świecie County), making it an important and accessible destination for nature lovers interested in unique flora. You can learn more about this reserve on Wikipedia.
The Jezioro Miedzno Reserve is an excellent spot for birdwatching. Its swampy terrain and dense forests attract a variety of exceptional bird species, including white-tailed eagles, cranes, mute swans, and black storks, making it a haven for avian life.
The Wda Landscape Park encompasses the Osie area and is crucial for the region's natural monuments. Established in 1993, it is known for having the largest concentration of service trees (Jarząb brekinia) in Central Europe and for its rare spring bogs. Many of Osie's natural reserves and features, including several lakes and forest fragments, are protected within this park, offering extensive opportunities for exploring diverse ecosystems.


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