Vilnia is a river in Lithuania, flowing through the capital city, Vilnius. It is approximately 20 kilometers long and is a tributary of the Neris River. The river is known for its scenic beauty and is lined with parks and walking paths, making it a popular spot for both locals and tourists. The Vilnia River has historical significance, as it has been a vital waterway since ancient times. It played a role in the development of Vilnius and its surrounding areas. Today, the river is also a habitat for various species of fish and birds, contributing to the region's biodiversity.