1. Borders five countries, with a land area half the size of South Korea.
2. The capital city is home to approximately 400,000 people.
3. The national anthem, adopted in 1993, is based on a traditional folk song.
4. A coat of arms, featuring the Cross of St Cyril and St Methodius, adorns the national flag.
5. A quarter of its nationwide energy is generated by nuclear power.