Students attend the Earth Hour campaign at a primary school in Lin'an, Zhejiang province, on March 28, 2015. Earth Hour, an initiative by the World Wildlife Fund that began in 2007, is a show of support for tougher action to confront climate change.
Visitors look at fish swimming in tank during a sleepover event at an aquarium in Tianjin municipality on March 28, 2015.
Skaters gather for a selfie after the exhibition program completed the ISU World Figure Skating Championships at the Oriental Sports Center in Shanghai, on Sunday.
Decorative and fine arts, antique furniture and jewelry displayed at the Pier Antique Show which features more than 400 exhibitors at Pier 94, in New York.
Brazilian Olympic officials changed tack on March 24 and said they would only clean up lanes for sailors in 2016 and not the whole body of water for the sailing competition as originally promised.
Innovation and technology are seen as a hot topic in this year's annual conference of the Boao Forum for Asia held in Boao, South China's Hainan province.
World dignitaries at state funeral of Lee Kuan Yew
Tourists visiting Jingshan Park in Beijing are treated to more than a sight; they are welcomed by a sandstorm, March 28, 2015.
Chinese President Xi Jinping and world leaders attend the opening ceremony of the 2015 annual conference of the Boao Forum for Asia (BFA) in Boao, South China's Hainan province.
Photos taken on March 27, 2015 shows buildings covered by fog in Qingdao, east China's Shandong Province.
Across America over the week (from March 20 to 27)