A king penguin looks over at a man dressed as Santa Claus who wears a scuba mask as he poses in their tank at the Marineland animal park in Antibes...A king penguin looks over at a man dressed as Santa Claus who wears a scuba mask as he poses in their tank at the Marineland animal park in Antibes, December 19, 2014.     REUTERS/Eric Gaillard (FRANCE - Tags: ANIMALS SOCIETY)

Eric Gaillard/Reuters

A king penguin looks over at a man dressed as Santa Claus who wears a scuba mask as he poses in their tank at the Marineland animal park in Antibes 

An artist of the Cirque du Soleil performs during the show "Quidam" at the Meo Arena pavilion in Lisbon, Portugal Thursday, Dec. 18, 2014. (AP Photo/Francisco Seco) EDITORIAL USE ONLY

Francisco Seco/AP

An artist of the Cirque du Soleil performs during the show “Quidam” at the Meo Arena pavilion in Lisbon, Portugal 

Heavy rain caused flooding in southern Thailand...epaselect epa04534557 A photo made available on 19 December 2014 shows a Thai child wading through floodwater during heavy rain at a Thai-Malaysian border district of Waeng, Narathiwat province, southern Thailand, 17 December 2014. Floods triggered by heavy rains along the Thai-Malaysian border province killed one child and two people missing affected tens of thousands villagers, media reports.  EPA/STR THAILAND OUT

EPA

A child wading through floodwater during heavy rain at a Thai-Malaysian border district of Waeng, Narathiwat province, southern Thailand. Floods triggered by heavy rains along the Thai-Malaysian border province killed one child and two people missing affected tens of thousands villagers, media reports. 

Buddhist monks look at the Thai navy police boat which was swept almost 2 km inland during the 2004 Indian Ocean Tsunami as they visit a memorial in Khao Lak...Buddhist monks look at the Thai navy police boat which was swept almost 2 km (1.2 miles) inland during the 2004 Indian Ocean Tsunami as they visit a memorial in Khao Lak, in Thailand's Phang Nga province, about 110 km (68 miles) north of the resort island of Phuket, December 14, 2014. On the day of tsunami, Thai navy boat 813 was on patrol about one nautical mile offshore serving as a guard to members of royal family staying at one of the resorts near-by. Thailand prepares to mark the tenth anniversary of the 2004 tsunami, the deadliest on the record, that killed at least 226,000 people in 13 Asian and African countries. In Thailand, over 5300 people were killed, including several thousand foreign tourists, when the waves swamped six coastal provinces, turning some of the world's most beautiful beaches into mass graves.  REUTERS/Damir Sagolj (THAILAND - Tags: DISASTER ENVIRONMENT SOCIETY ANNIVERSARY TPX IMAGES OF THE DAY)      ATTENTION EDITORS: PICTURE 2 OF 29 FOR WIDER IMAGE PACKAGE 'INDIAN OCEAN TSUNAMI - 10 YEARS ON'    SEARCH 'DAMIR TSUNAMI' FOR ALL IMAGES

Damir Sagolj/Reuters

Buddhist monks look at the Thai navy police boat which was swept almost 2 km (1.2 miles) inland during the 2004 Indian Ocean Tsunami as they visit a memorial in Khao Lak, in Thailand‘s Phang Nga province, about 110 km (68 miles) north of the resort island of Phuket. On the day of tsunami, Thai navy boat 813 was on patrol about one nautical mile offshore serving as a guard to members of royal family staying at one of the resorts near-by. Thailand prepares to mark the tenth anniversary of the 2004 tsunami, the deadliest on the record, that killed at least 226,000 people in 13 Asian and African countries. In Thailand, over 5300 people were killed, including several thousand foreign tourists, when the waves swamped six coastal provinces, turning some of the world’s most beautiful beaches into mass graves.

The rising sun lights smoke in the air as a man crosses the street near Forward Operating Base Fenty in the Nangarhar province of Afghanistan...The rising sun lights smoke in the air as a man crosses the street near Forward Operating Base Fenty in the Nangarhar province of Afghanistan December 19, 2014. REUTERS/Lucas Jackson (AFGHANISTAN - Tags: CIVIL UNREST POLITICS MILITARY CONFLICT ENVIRONMENT TPX IMAGES OF THE DAY)

Lucas Jackson/Reuters

The rising sun lights smoke in the air as a man crosses the street near Forward Operating Base Fenty in the Nangarhar province of Afghanistan  

A Russian sailor looks through a porthole of the Russian Navy frigate Smolny as the ship leaves the STX Les Chantiers de l'Atlantique shipyard site in Saint-Nazaire...A Russian sailor looks through a porthole of the Russian Navy frigate Smolny as the ship leaves the STX Les Chantiers de l'Atlantique shipyard site in Saint-Nazaire, western France, December 18, 2014. A ship carrying the Russian sailors, who have been training for months on a French-built Mistral helicopter carrier, left the French port of Saint-Nazaire on Thursday, with it still unclear whether Paris will finally deliver the ship to Moscow. The sailors arrived in late June at the shipyard to begin training on a first carrier, named Vladivostock, which France was due to deliver to Russia by the last quarter of 2014. REUTERS/Stephane Mahe (FRANCE - Tags: BUSINESS MILITARY POLITICS)

Stephane Mahe/Reuters

Sailors on board Russian Navy frigate Smolny as the ship leaves the STX Les Chantiers de l’Atlantique shipyard, in Saint-Nazaire, western France. A ship carrying the sailors, who have been training for months on a French-built Mistral helicopter carrier, left the port on Thursday, with it still unclear whether Paris will finally deliver the ship to Moscow.

A child runs in front of Ferris wheel on...A child runs in front of Ferris wheel on December 16, 2014 in downtown Nice, southeastern France. AFP PHOTO / VALERY HACHEVALERY HACHE/AFP/Getty Images

Valery Hache/AFP/Getty

A child runs in front of Ferris wheel in downtown Nice, southeastern France. 

To go with story Afghanistan-unrest-agriculture   In this photograph taken on November 18, 2014, Afghan workers carry picked saffron flowers to be delivered to a farmer in the Ghoriyan District of Herat. Saffron cultivation needs lots of land and a lot of labour, but the world's most expensive spice might be an economic lifeline for Afghanistan with international financial support set to fall in the coming years. In Herat, about 6,000 people -- 4,000 of them women -- are employed in saffron farming on 800 acres (325 hectares) of land, with the product exported to India, Europe, the United States and China. AFP PHOTO / Aref KARIMIAref Karimi/AFP/Getty Images

Aref Karimi/AFP/Getty

Workers deliver saffron flowers to a farmer in the Ghoriyan district of Herat. Saffron cultivation requires a great deal of land and intensive labour, but the world’s most expensive spice could be an economic lifeline for Afghanistan. In Herat, about 6,000 people – 4,000 of them women – are employed in saffron farming on 800 acres of land. 

Alan Gross is greeted with hugs after arriving at Joint Base Andrews, Maryland in this White House handout photo...Alan Gross is greeted with hugs after arriving at Joint Base Andrews, Maryland in this December 17, 2014 White House handout photo. The United States and Cuba agreed on Wednesday to restore diplomatic ties that Washington severed more than 50 years ago, and President Barack Obama called for an end to the long economic embargo against its old Cold War enemy.  Gross spent 5 years as a prisoner in Cuba. REUTERS/Lawrence Jackson/White House/Handout via Reuters  (UNITED STATES - Tags: POLITICS) THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. IT IS DISTRIBUTED, EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS

Lawrence Jackson/White House/Reuters

Alan Gross, an American imprisoned in Cuba for five years, arrives at Joint Base Andrews, Maryland. The US and Cuba agreed on Wednesday to restore diplomatic ties that Washington severed more than 50 years ago, and President Barack Obama called for an end to the long economic embargo against its old enemy. 

Men ride a boat as seagulls fly over the waters of the river Yamuna in New Delhi...Men ride a boat as seagulls fly over the waters of the river Yamuna on a cold, winter morning in New Delhi December 18, 2014. REUTERS/Ahmad Masood (INDIA - Tags: ANIMALS SOCIETY ENVIRONMENT)

Ahmad Masood/Reuters

Men ride a boat as seagulls fly over the waters of the river Yamuna on a cold, winter morning in New Delhi