Vilnius is the capital and largest city of Lithuania, with a population of 537,152 as of 2013. It is the capital of the Vilnius city municipality and of the Vilnius district municipality. It is also the county seat of Vilnius County. Vilnius is situated in southeastern Lithuania at the confluence of the Vilnia and Neris Rivers. It is believed that Vilnius, like many other cities, was named after a crossing river, Vilnia. Vilnius is a cosmopolitan city with diverse architecture. There are more than 40 churches in Vilnius.
Some historians identify the city with Voruta, a legendary capital of Mindaugas who was crowned in 1253 as King of Lithuania. The city was first mentioned in written sources in 1323, in letters of Grand Duke Gediminas that were sent to German cities and invited German and Jewish community to settle in the capital city. In 1387, the city was granted city rights by Jogaila, one of Gediminas' successors.