A few facts about Sejny
- Sejny has a population of about 5,900.
- It's part of Podlasie.
- It's about 260 km to Warsaw, the country's largest city.
- The nearest bigger city is Suwałki, about 27 km away.
- Towns nearby: Augustów (38 km), Dąbrowa Białostocka (51 km) and Olecko (55 km).