The Curonian Spit is a long, slender sand peninsula between the Baltic Sea and the Curonian Lagoon. UNESCO describes the whole landform as about 98 kilometres long and between 0.4 and 4 kilometres wide. It is a transboundary cultural landscape: the northern part is in Lithuania, while the southern part lies in the Russian Federation. This page concerns the Lithuanian Curonian Spit National Park, whose settlements include Nida. The distinction matters because “Curonian Spit” names the whole landscape, while the park is one protected area within it. Visitors encounter a place made by natural forces and by generations of people who learned to live with a moving coast.
Wind and waves continually reshape the peninsula, but its present forests and dunes also tell a history of human intervention. UNESCO notes that settlement here reaches back to prehistoric times and that the landscape’s survival depended on sustained efforts to limit erosion. Periods of deforestation intensified drifting sand; dunes advanced over settlements, and communities were displaced. Later stabilisation and reforestation changed the balance again. The story is not a simple contest between people and nature: habitation, fishing, forestry and protection have all shaped this fragile strip, and the landscape continues to evolve.