Lithuania features a diverse range of landforms, including plains, hills, and lakes. The country is predominantly flat, with the highest point being Aukštojas Hill, which rises to 294 meters. The Nemunas River, the longest river in Lithuania, flows through the landscape, creating fertile valleys and supporting various ecosystems. Lakes are a significant part of Lithuania's geography, with over 3,000 lakes scattered throughout the country. The largest lake, Lake Vištytis, is located near the border with Poland. Additionally, the Curonian Spit, a UNESCO World Heritage site, showcases unique sand dunes and coastal landscapes along the Baltic Sea.