24 hours in pictures

Los Angeles, USA: Women rest during a yogaqua class, which combines yoga and paddleboarding, in Marina Del Rey Photograph: Lucy Nicholson/Reuters

Davos, Switzerland: An anti-capitalist demonstrator washes his eyes with water from a puddle after he was sprayed with teargas by police during a protest at the World Economic Forum Photograph: Miro Kuzmanovic/Reuters

St Petersburg, Russia: A winter swimmer warms himself near a fire after bathing in an icy pond on the 69th anniversary of the city's liberation after the 900-day Nazi siege of Leningrad Photograph: Alexander Demianchuk/Reuters

Wuhan, China: A man sets off fireworks ahead of the first business day following the new year, in the hope that it will prove a propitious omen for the coming year Photograph: ChinaFotoPress via Getty Images

Cairo, Egypt: A man crawls through a gap in a barrier of cement blocks on a road leading to the protest camp in Tahrir Square Photograph: Nasser Nasser/AP

Kurovichi, Belarus: A car passes through snow-covered fields shortly after sunrise as morning temperatures plummeted to -23C Photograph: Sergei Grits/AP

Morinda, India: A farmer walks beside tractors carrying cane outside a sugar mill Photograph: Ajay Verma/Reuters

Beijing, China: Lanterns on display for sale at a store in the Qianhai lake tourist area Photograph: Mark Ralston/AFP/Getty Images

Tehran, Iran: An MP walks through the chamber during a parliamentary session Photograph: Raheb Homavandi/Reuters

New Delhi, India: An exiled Tibetan woman prays at a rally to show solidarity with Tibetans who have died by self-immolation or were allegedly killed by Chinese police Photograph: Kevin Frayer/AP

Ilopango, El Salvador: A pilot performs his routine during the Ilopango aerial show Photograph: Roberto Escobar/EPA

Manila, Philippines: A man dressed in costume holds a statue of the infant Jesus during a festival Photograph: Bullit Marquez/AP

Oakland, USA: Occupy protesters knock down fences to escape from the police after they were surrounded to be detained Photograph: Kimihiro Hoshino/AFP/Getty Images