Nepalese cheer during an environmental clean-up campaign in Kathmandu. (Reuters)

An Indian Border Security Force camel contingent participates during a rehearsal for India's Republic Day parade, amidst morning fog in New Delhi. (AP)

An Indonesian activist holds pair of sandals in solidarity with a 15 year-old boy, who is being prosecuted for lifting an old pair of sandals in Central Sulawesi province, at the office of Indonesian Commission for Child Protection in Jakarta. Thousands of Indonesians have dumped flip flops and other old sandals at police stations and prosecutor offices to show support for the boy who could face up to five years in prison - the same sentence given to many terrorists, drug pushers and rapists - if found guilty. (AP)

A worker mops the centerpiece of the Minton tiled floor at St. George's Hall in Liverpool, northern England. Visitors will be able to view the mosaic of over 30,000 tiles which was laid in 1852, from January 7 to 22. (Reuters)

Serena Williams of the United States collapses after twisting her left ankle in her match against Bojana Jovanovski of Serbia during the Brisbane International tennis tournament in Brisbane, Australia. (AP)

Visitors view the buildings made from blocks of ice at the Harbin International Ice and Snow festival held in Harbin in northeastern China's Harbin province. (AP)

Adrian Walls, Team Leader of Birds, counts penguins at London Zoo in central London. (Reuters)

A layer of protective ice covers a new strawberry blossom in a field in Dover, Florida. Farmers spray a coating of water over their plants to help keep them from freeze damage. (AP)