Bulgaria has many regions which have preserved in their natural state unique natural nooks, preserving a remarkable bio-diversity. Contemporary natural vegetation demonstrates considerable ecological diversity. 12,360 species have been found in its composition, of which 3,700 are higher plants. The Bulgarian endemic plants, which are to be found nowhere else in the world, number more than 250: Rila primrose, Balkan violet, Bulgarian blackberry, Rhodopean tulip etc. Forests abound with wild fruits, briars, blueberries, blackberries, raspberries, strawberries, mushrooms – all of them of proven flavour and of qualities that strengthen the body. There is also a great diversity of herbs and healing plants.