People raise their arms as they form a human chain to surround the Atomic Bomb Dome at Peace Memorial Park in Hiroshima, western Japan. People gathered around the dome denouncing atomic bombs and nuclear power plants on the eve of the 66th anniversary of the world's first atomic attack on August 6 and in the wake of the Fukushima nuclear accident in March. (AFP)

Somali refugees carry firewood outside Dadaab, eastern Kenya, 100 kms (60 miles) from the Somali border. (AP)

Soldiers run as a wave hits the coast in Wenling, Zhejiang province, China. Shanghai and the neighboring province of Zhejiang are bracing for a strong typhoon that is expected to hit this weekend. (Reuters)

A worker carries a banner inside Romania's new National Stadium, the Lia Manoliu Arena, which is under construction in Bucharest. The new 55,000-seater stadium will be the biggest in Romania and will host the 2012 Europa League final. (Reuters)

Workers prepare a massive stage, where Pope Benedict XVI is to hold a prayer vigil and a mass, as part of the World Youth Day activities at the Cuatro Vientos aerodrome, outside Madrid, Spain. (Reuters)

Visitors look at floral arrangements at a flower show at the Lalbagh Botanical Gardens, Glass House in Bangalore, India.  (AFP)

Indian Muslims offer Friday prayers at the Feroz Shah Kotla mosque during the first Friday of Ramadan in New Delhi. (AFP)

The Sugarloaf Mountain and the Guanabara Bay are seen at dawn in Rio de Janeiro, Brazil. (AP)

A southern Cassowary bird in its enclosure at Tierpark Zoo in Berlin, Germany (AFP)

Nicki Minaj performs on ABC's Good Morning America in New York, USA. (AP)