These are Bulgaria's most invaluable assets and also the greatest attractions for tourists. Apart from Vitosha, the mountain standing next to the capital city, there are about 35 more mountains on the territory of the country. The two giants Rilaand Pirin, both national parks, are located in the southwestern part of the country. Their world-class ski resorts and numerous ecotrails make them great for skiing in the winter and hiking in the summer. Rila is also the highest mountain on the Balkans