Las mejores imágenes de la semana

Hanzo, a 4-year-old German boxer, catches a wave during the annual Surf City Surf Dog competition at Huntington Beach in California on September 30, 2012. An extremely talented surfer, Hanzo learned how to skateboard when he was only 10 weeks old. AFP PHOTO/JOE KLAMAR

This undated handout photo received from the Australian Antarctic Division on October 4, 2012 shows a blue whale in the Southern Ocean. Australian Environment Minister Tony Burke hit out at Japan's "alleged" scientific whaling as researchers hailed the testing of new acoustic tracking technology for the endangered blue whale - the largest animal that has ever lived. Australian Antarctic scientists successfully tested the technology to track and locate scores of blue whales hundreds of kilometres (miles) away by eavesdropping on the elusive animals' resonating song. AFP PHOTO/AUSTRALIAN ANTARCTIC DIVISION --EDITORS NOTE--- RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / AUSTRALIAN ANTARCTIC DIVISION" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS NO ARCHIVES

Hot air balloons float in the air over the Neguev desert in Timna Valley national park, southern Israel, on October 3, 2012. AFP PHOTO/JACK GUEZ

The sun rises over Schauen Lake in Gross Schauen, eastern Germany, on October 3, 2012. Fish caught on Schauen Lake are eels, luce, and zander. AFP PHOTO/ PATRICK PLEUL ++GERMANY OUT

A pyramid composed of pumpkins is presented at the Krewelshof adventure farm in Lohmar, western Germany, on September 29, 2012. AFP Photo / Horst Ossinger / +++GERMANY OUT

A flock of pelicans flies above a lake near the northern Israeli town of Afula on October 4, 2012. Scores of different species of birds pass through the Jordan Valley to Africa then go back to Europe during their migration. AFP PHOTO/MENAHEM KAHANA

BRA02. RÍO DE JANEIRO (BRASIL), 22/09/12 .- Vista de la estatua del Cristo Redentor, ícono de Río de Janeiro y de Brasil, que fue iluminado hoy, miércoles 3 de octubre de 2012, con los colores de la bandera de Alemania con motivo del 22 aniversario de la reunificación de ese país. EFE/ Marcelo Sayão

This picture taken on October 3, 2012 shows visitors gathered on the Great Wall of China outside Beijing. Hundreds of millions of tourists crowded into scenery spots, resorts and other tourism destinations scattered across the country while millions of visitors arrived in the capital city over the National Day "Golden Week" holidays. CHINA OUT AFP PHOTO

LWS21 LINCOLN, (ESTADOS UNIDOS), 1/7/2008.- Fotografía fechada el pasado 1 de julio de 2008 que muestra las instalaciones de energía eólica del proyecto Smoky Hills Wind Project en Lincoln Kansas, Estados Unidos. Una compañía de propiedad china ha presentado una demanda contra el presidente estadounidense, Barack Obama, por su decisión de bloquear una compra de la firma en suelo estadounidense alegando motivos de seguridad militar, informó hoy la agencia oficial Xinhua. La demanda ha sido presentada por Ralls Corporation, filial en Estados Unidos de la corporación china Sany, ante el Tribunal de Distrito de Washington, y en ella se alega que el presidente estadounidense ha ido más allá de sus derechos constitucionales y no ha presentado evidencias. EFE/Larry W. Smith

A woman walks through an art installation entitled "Rain Room" during a photocall at the Barbican in London, on October 3, 2012. The 'Rain Room' is a 100 square meter field of falling water which visitors are invited to walk into. As the visitor walks through the rain stops around them, giving them an experience of how it might feel to control the rain. The installation opens to the public on October 4, 2012. AFP PHOTO / LEON NEAL