"Rose Queens" take part in a parade during the Rose Festival in the Kazanlak city, the center of Bulgaria's Rose Valley, June 2, 2013. The Rose Festival was held in Kazanluk on Sunday, with activities including rose picking, dance performances and parade after the election of the Rose Queen. Bulgaria is one of the biggest producers of rose oil in the world. (Xinhua/Chen Hang)

Bulgarian girls dance during the Rose Festival in the Kazanlak city, the center of Bulgaria's Rose Valley, June 2, 2013. The Rose Festival was held in Kazanluk on Sunday, with activities including rose picking, dance performances and parade after the election of the Rose Queen. Bulgaria is one of the biggest producers of rose oil in the world. (Xinhua/Chen Hang)