The Observer's 20 photographs of the week

A man rides a horse through a fire in San Bartolomé de Pinares, Spain, in honour of Saint Anthony, the patron saint of animals. Hundreds ride their horses through the narrow cobblestone streets during the Luminarias, a traditional festival that dates back 500 years and is meant to purify the animals with the smoke of the bonfires Photograph: Daniel Ochoa De Olza/AP

Photographer Elias Edouard was in Syria documenting the ongoing conflict. Here he photographed the rebels launching a missile near the Abu Baker brigade in Albab Photograph: Elias Edouard/AFP

And here, in Aleppo, Edouard photographed a rebel ducking for cover from government jet fighters Photograph: Elias Edouard/AFP

Freezing conditions struck mainland Europe. Here, snow covers the historic windmills at Kinderdijk in The Netherlands. In 1997 the windmills were put on the Unesco World Heritage List Photograph: Robin Utrecht/AFP

In Nairobi, a demonstrator wears a mask in the colours of the Kenyan flag as he stands next to mock coffins, on which are written 'State Burial, Ballot Revolution'. Kenyans were angered by MPs who attempted to award themselves a $110,000 bonus, which was vetoed by the president Photograph: Ben Curtis/AP

Neneng, a nine-month-old macaque performs for money at the side of the road in Surakarta, Indonesia. He trained for three months learning to perform a variety of tricks, such as walking on stilts and pretending to play guitar Photograph: Zuma/Rex Features

Using a tilt and shift lens, Mairanna Massey photographed Olga Govortsova of Belarus playing a shot against Na Li of China in the Australian Open at Melbourne Park Photograph: Marianna Massey/Getty

A local train derailed into a residential building in Saltsjoebaden, Sweden, on Tuesday. A domestic cleaner was accused of stealing the train and driving it into the building. The cleaner, who was taken to hospital, has been cleared of stealing the train. Prosecutors believe she started the vehicle by accident as she was cleaning it. • This caption was amended on 21 January 2013 because the original said a cleaner stole the train. This has been corrected. Photograph: Jonas Ekstromer/Scanpix/AFP

Heavy smog shrouded Beijing at hazardous levels. A mask-wearing tourist looks at the Forbidden City as pollution covers the city Photograph: Feng Li/Getty

Clashes continued in the West Bank village of Budrus. Here, a Palestinian protester uses a sling to hurl a stone amidst teargas fired by Israeli security officers Photograph: Mohamad Torokman/Reuters

A man sweeps in the exposed, earthquake-damaged Santa Ana Catholic church in Port-au-Prince, where he now lives. This week Haitians commemorated thousands of people who lost their lives in the devastating earthquake three years ago. More than 350,000 people still live in displacement camps Photograph: Dieu Nalio Chery/AP

A protester is arrested by riot policemen during a demonstration in the capital Manama. Bahrain's government said the demonstration had not been authorised and warned that security forces would prevent it from going ahead Photograph: Mohammed Al-Shaikh/AFP

Hindu pilgrims walk back to camp after saying prayers at Gangasagar island. Sadhus and Hindu pilgrims from all over the country come for the annual Hindu holy festival Gangasagar Mela Photograph: Dibyangshu Sarkar/AFP

An Iranian officer lashes a man, convicted of rape, in Sabzevar, Iran. Rape, like murder and treason, can be punished by the death sentence in Iran but sometimes judges impose a sentence of lashes before execution or imprisonment Photograph: Hossein Esmaeli/AP

Mushers compete during the departure of a stage of the Grande Odyssee sledding race Photograph: Jeff Pachoud/AFP

Bahraini Shia Muslim women sit during the funeral of Habib Ebrahim Abdullah in the village of Malikiyah. Abdullah, 88, died at hospital after developing respiratory complications and his relatives claim that his death is due to the inhalation of poisonous teargas that riot police used during a protest in October last year Photograph: Mohammed Al-Shaikh/AFP

Malian soldiers sit in a pick up on their way to Niono. France confirmed that Malian troops had taken control of the key central town of Konna from armed Islamists who seized the country's vast desert in April last year Photograph: FRED DUFOUR/AFP

Roosters attack each other during a fight as part of Jonbeel festival near Jagiroad, India. Tribal communities from nearby hills participate in the festival that signifies harmony and brotherhood Photograph: Anupam Nath/AP

The coast of Guyana switched to 'red alert' warning on Tuesday as several houses were damaged due to high tides Photograph: JODY AMIET/AFP

Construction workers stand by piles of bricks at a brick-making factory on the outskirts of Yangon in Burma Photograph: Ye Aung Thu/AFP