Day in pictures: 22 September 2011 on BBC News

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• Iranian Turkmen, who are members of the Basij militia, march wearing traditional costume during an armed forces parade in Tehran marking the 31st anniversary of the start of the Iraq-Iran war.
• A giant puppet of a nun is paraded near Berlin's Brandenburg Gate during protests against the visit of German-born Pope Benedict XVI. The visit has attracted opposition from various groups.
• A Pakistani boy made homeless by recent flooding fetches water for his family at a refuge in Tando Muhammad Khan, near Hyderabad.
• Southern Sudanese wait for barges to continue their journey home from Kosti in White Nile State, Sudan. Almost 13,000 people from South Sudan have been stranded in Kosti since the south's independence on 9 July.
• A member of The Clan, a Scottish stunt cycling team, performs spectacular moves near the Riverside Museum in Glasgow ahead of a stunt cycling exhibition on Saturday.
• Rubbish collectors in the Belgian capital Brussels set light to their uniforms during a strike over possible job losses and pay cuts.
• These two lizards, found abandoned in a Glasgow park, are being cared for by the Scottish Society for the Prevention of Cruelty to Animals.
• About 1,500 masked women working in South Korea's sex industry beat plastic balloons during a rally in Seoul calling for the abolition of a law enacted in 2004 to curb prostitution.
• A woman walks past an empty bus station in the Greek capital Athens during a 24-hour public transport strike in protest at austerity measures.