Wednesday night marked Halloween, not just in the United States, but across the world. Children ventured out trick-or-treating, while costumed partiers celebrated big in Japan and the UK.

A diver in a skeleton costume feeding fish in Berlin? A tiger licking a pumpkin in the London Zoo? Thousands of zombies dancing in Singapore? Only on Halloween.

Take a look at the best Halloween photos from around the world in the slideshow below.

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  • Halloween in Japan

    Gathering of the crowd during the Halloween Parade in Kawasaki, suburb of Tokyo on October 28, 2012. (TORU YAMANAKA/AFP/Getty Images)

  • Halloween in Japan

    Five young women clad in a set of hamburger costumes dance as they walk on the street during the Halloween Parade in Kawasaki, suburb of Tokyo on October 28, 2012. (TORU YAMANAKA/AFP/Getty Images)

  • Halloween in Japan

    People clad in special costumes pose for pictures as they walk on the street during the Halloween Parade in Kawasaki, suburb of Tokyo on October 28, 2012. Some 100,000 visitors enjoy the costume parade which about 3,000 people took part in. (TORU YAMANAKA/AFP/Getty Images)

  • Halloween in Japan

    People clad in special costumes pose for pictures during the Halloween Parade in Kawasaki, suburb of Tokyo on October 28, 2012. Some 100,000 visitors enjoy the costume parade which about 3,000 people took part in. (RIE ISHII/AFP/Getty Images)

  • Halloween in Japan

    People clad in special costumes pose for pictures during the Halloween Parade in Kawasaki, suburb of Tokyo on October 28 2012. Some 100,000 visitors enjoy the costume parade which about 3,000 people took part in. (RIE ISHII/AFP/Getty Images)

  • Halloween in Guatemala

    A woman sells Halloween themed piñatas in Guatemala City during preparations for Halloween celebration. (JOHAN ORDONEZ/AFP/Getty Images)

  • Halloween in Guatemala

    A woman walks by witch-shaped and pumpkin-shaped piñatas -containers usually made of papier-maché and filled with candies and small toys and hung up during festivities and hit with a stick till breaking, in Guatemala City during preparations for Halloween celebration. (JOHAN ORDONEZ/AFP/Getty Images)

  • Halloween in Singapore

    People dressed as ghouls and zombies gather at a popular night spot in Singapore on Saturday October 27 2012 as part of Halloween celebrations. (AP)

  • Halloween in Singapore

    People dressed up for one of the numerous Halloween celebrations in Singapore on Saturday October 27 2012. (AP Photo/Wong Maye-E)

  • Halloween in Singapore

    Decorations at a popular night spot in Singapore on Saturday October 27 2012 as part of Halloween celebrations.(AP Photo/Wong Maye-E)

  • Halloween in London

    Alice Cooper poses with zombies backstage at his Halloween Night Of Fear lll concert at Wembley Arena in London, on Sunday October 28 2012.

  • Halloween in Poland

    A farmer carves pumpkins for Halloween, in Warsaw, Poland, on Tuesday October 30 2012 , even though some Catholic bishops in this predominantly Catholic nation have said that Halloween is harmful because it promotes the “diabolical” and ask believers not to observe it. Halloween comes on the eve of All Saints’ Day, a national holiday in predominantly Catholic Poland when late relatives are remembered. It was introduced after the 1989 transformation to democracy and is increasingly popular chiefly among children.

  • Halloween in Poland

    Pumpkins on sale for Halloween are on display in Warsaw, Poland, on Tuesday October 30 2012.

  • Halloween in Poland

    Ducks walk amongst pumpkins on sale and snow in Warsaw, Poland, on Tuesday October 30 2012.

  • Halloween in London

    Jae Jae, a four year old Sumatran tiger, is seen through a viewing window as he licks a feed coated pumpkin placed in his enclosure during a Halloween photocall event for the media at London Zoo in London, on Tuesday October 30 2012.

  • Halloween in Berlin

    A diver in a skeleton costume feeds fish during a media opportunity to mark Halloween at the Sea Life aquarium in Berlin, on Tuesday October 30 2012.

  • Halloween in France

    A child wears a mask and a costume representing 'death' on October 24 2012 in Saint-Philbert-sur-Risle, Normandy, a week before the Halloween festival.

  • People buy Halloween costumes at a shop on the Spanish Canary Island of Tenerife on October 31 2012.