Photos of the week: Venice in water and deadly bushfires across Australia

State of emergency was declared in Venice after an exceptional tide surged through churches, shops and homes, causing millions of euros worth of damage and deadly bushfires raging across Australia expected to flare up in coming days; a roundup of top photos from across the world.

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A general view shows the Doge's Palace overlooking the flooded St. Mark's Square, the Lion of St. Mark winged bronze statue, gondolas and the Venetian lagoon in Venice. Italy was poised to declare a state of emergency for Venice after an exceptional tide surged through churches, shops and homes, causing millions of euros worth of damage to the UNESCO city. (Marco Bertorello / AFP)

UPDATED ON NOV 16, 2019 01:23 PM IST

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A hippo stuck in the mud at a drying watering hole in the Hwange National Park, in Zimbabwe. At least 120 elephants have already died over the past two months. In the bid to animals the Zimbabwe’s wildlife agency are now planning to move elephants and other animals during the rainy season, when pastures and foliage start flourishing. (ZINYANGE AUNTONY / AFP)

UPDATED ON NOV 16, 2019 01:23 PM IST

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Supporters of Sri Lanka Podujana Peramuna (SLPP) party presidential candidate Gotabhaya Rajapaksa attend a campaign rally under the rain in Homagama, ahead of the November 16 presidential election. Police stepped up security across Sri Lanka on November 13 over fears of violence on the final day of campaigning for the fiercely contested presidential election, officials said. (Jewel SAMAD / AFP)

UPDATED ON NOV 16, 2019 01:23 PM IST

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Demonstrators clash with riot police during a protest against the government and to commemorate the first anniversary of the death of Mapuche indigenous leader Camilo Castrillanca -killed in a police operation- in Santiago. The demonstrators are demanding greater social reform from President Sebastian Pinera, who has announced several measures in a bid to appease protesters, including a pledge to change the constitution that dates from the 1973-90 Augusto Pinochet dictatorship. (JAVIER TORRES / AFP)

UPDATED ON NOV 16, 2019 01:23 PM IST

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Spain's Rafael Nadal serves against Russia's Daniil Medvedev during their men's singles round-robin match on day four of the ATP World Tour Finals tennis tournament at the O2 Arena in London. (Adrian DENNIS / AFP)

UPDATED ON NOV 16, 2019 01:23 PM IST

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Jair Bolsonaro, Vladimir Putin, Xi Jinping, Narendra Modi, and Cyril Ramaphosa, pose for a photograph as they arrive for the BRICS summit in Brasilia, Brazil. (Ueslei Marcelino / REUTERS)

UPDATED ON NOV 16, 2019 01:23 PM IST

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Trails of smoke are seen as rockets are fired from Gaza towards Israel, in Gaza. The worst fighting in months erupted on Tuesday after Israel killed Abu Al-Atta, a senior commander of the Iran-backed Islamic Jihad militant group, accusing him of masterminding and planning attacks against Israel. (Suhaib Salem / REUTERS)

UPDATED ON NOV 16, 2019 01:23 PM IST

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U.S. President Donald Trump welcomes Turkey's President Tayyip Erdogan at the White House in Washington. In a meeting at the White House on Wednesday, U.S. President Donald Trump urged Erdogan to abandon the S-400 systems that began arriving in Turkey in July despite threats of sanctions from Washington. (Tom Brenner / REUTERS)

UPDATED ON NOV 16, 2019 01:23 PM IST

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A man reacts as he tries to extinguish a burning Christmas tree at Festival Walk mall in Kowloon Tong, Hong Kong. Protesters have torched vehicles and buildings, hurled petrol bombs at police stations and trains, dropped debris from bridges on to traffic below and vandalised shopping malls and campuses, raising questions about how and when more than five months of unrest can be brought to an end. (Thomas Peter / REUTERS)

UPDATED ON NOV 16, 2019 01:23 PM IST

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Sharnie Moren and her 18-month-old daughter Charlotte look on as thick smoke rises from bushfires near Nana Glen, near Coffs Harbour, Australia. The bushfire season has begun earlier than usual, in the southern hemisphere spring, and is expected to be long and brutal this year as a three-year drought has left broad swathes of Australia’s east and west more susceptible to fire. (AAP Image/Dan Peled / REUTERS)

UPDATED ON NOV 16, 2019 01:23 PM IST

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Lance Corporal James Duggan, 23, of the United States Marine Corp speaks with Sargent Michael Sulsona, 67, a United States Marine Corp Vietnam War veteran and recipient of a Purple Heart and Bronze Star, before the Veterans Day Parade in Manhattan, New York City, U.S. (Andrew Kelly / REUTERS)

UPDATED ON NOV 16, 2019 01:23 PM IST

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Thai students hold a rehearsal at a school ground in Bangkok on November 13, 2019 in preparation for Pope Francis' visit. (CHALINEE THIRASUPA / AFP)

UPDATED ON NOV 16, 2019 01:23 PM IST

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Iraqi demonstrators walk in front of a mural painting in the capital Baghdad's Tahrir square during ongoing anti-government demonstrations on November 13. Protests erupted on October 1 in an outpouring of anger over high unemployment and widespread corruption but have escalated into demands for root-and-branch reform of the political system. (AHMAD AL-RUBAYE / AFP)

UPDATED ON NOV 16, 2019 01:23 PM IST

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Swedish teen climate activist Greta Thunberg waves from the 48-foot (15-meter) catamaran La Vagabonde as it departs Salt Ponds in Hampton (VA), on November 13. Swedish teen climate activist Greta Thunberg hitched a renewable-energy ride back to Europe on Wednesday, sailing into the Atlantic on a trip she hopes will get her to Madrid in time for another climate conference. (Rob Ostermaier / The Virginian-Pilot / AP)

UPDATED ON NOV 16, 2019 01:23 PM IST