The municipality of Sadlinki, located in the Pomeranian Voivodeship within Kwidzyn County, is a picturesque area with a rich geographical and natural structure. It consists of 13 village districts, such as Białki, Glina, and Olszanica, with its administrative seat in the town of Sadlinki. Historically, between 1975 and 1998, the municipality belonged to the Elbląg Voivodeship. Covering an area of 112.19 km², of which 54% is agricultural land and 32% is forested, the municipality is divided into two parts—the Vistula Valley, favorable for agriculture, and a higher-elevation area with forests and hills. Sadlinki stands out for its great diversity of ecosystems; over 37% of its area is covered by nature protection forms, including the Sadlinki Protected Landscape Area and the Kwidzyńska Valley Protected Landscape Area. Demographically, the population increased from 5,491 to 5,984 by 2017, with a significant portion consisting of younger people, which may indicate the municipality's dynamic development. Its proximity to municipalities such as Gardeja, Gniew, and Grudziądz fosters regional cooperation. Architecturally, the area preserves rural buildings typical of the region, blending modernity with local traditions, and local cultural events, such as festivals and harvest celebrations, highlight the richness of its heritage. An interesting fact is the planned "Długi Staw" nature reserve, aimed at protecting unique natural formations. With its charming landscape and rich history, the municipality of Sadlinki is an interesting region to visit and explore.