The music of the Persian underground
Rock, rap and most forms of pop music are banned in Iran, because the government there believes it pollutes young minds and lead them to an un-Islamic world. Women are not allowed to sing in public and all published music must be approved by officials in Tehran.
For the BBC World Service's Freedom2014 series, Behzad Bolour travelled to Sweden and Georgia to meet Iranian exiles who have found freedom of expression through music - which would be banned in their native country.Continue reading the main story
The Persian Underground can be heard on the BBC World Service from Tuesday 25 February 2014.
Whether it's freedom from surveillance or freedom to be single, this Spring the BBC is investigating what freedom means in the modern world.
All images subject to copyright. Photography by Danesh Sarouie (Sweden) and Sascha (Georgia).
Audio by Behzad Bolour and Ali Hamedani.
Slideshow production by Paul Kerley. Publication date 24 February 2014.