A man displays rose petals collected at dawn in the Rose Valley, near the village of  Kanchevo on June 1, 2016.  
The Rose Valley is home to Bulgaria's centuries-old rose oil industry, providing a vital ingredient for the global perfumes industry, now under EU protection. Bulgaria is one of the world's two biggest producers of Damask rose oil, an indispensable ingredient in high-end perfume production. / AFP / NIKOLAY DOYCHINOV        (Photo credit should read NIKOLAY DOYCHINOV/AFP via Getty Images)