Ключевые слова: background, blue, bulgaria, bulgarian, bulgarian culture, bulgarian flag, closeup, color, color image, country, cultures, day, eastern europe, europe, european, flag, freedom, government, green, green color, horizontal, identity, nation, national, national flag, no people, patriotic, patriotism, pole, politician, politics, politics and government, red, rippled, sign, sky, symbol, textile, waving, white, wind,