A man runs as cherry blossoms bloom on the edge of the Tidal Basin in Washington D.C., capital of the United States, April 8, 2013. Peak bloom of the U.S. Capital's cherry blossoms arrived on Monday, almost two weeks later as originally predicted between March 26 and March 30. (Xinhua/Zhang Jun)

People walk as cherry blossoms bloom on the edge of the Tidal Basin in Washington D.C., capital of the United States, April 8, 2013. Peak bloom of the U.S. Capital's cherry blossoms arrived on Monday, almost two weeks later as originally predicted between March 26 and 30. (Xinhua/Zhang Jun)

People enjoy cherry blossoms on the edge of the Tidal Basin in Washington D.C., capital of the United States, April 8, 2013. Peak bloom of the U.S. Capital's cherry blossoms arrived on Monday, almost two weeks later as originally predicted between March 26 and 30. (Xinhua/Zhang Jun)

People enjoy cherry blossoms on the edge of the Tidal Basin in Washington D.C., capital of the United States, April 8, 2013. Peak bloom of the U.S. Capital's cherry blossoms arrived on Monday, almost two weeks later as originally predicted between March 26 and 30. (Xinhua/Zhang Jun)

People enjoy cherry blossoms on the edge of the Tidal Basin in Washington D.C., capital of the United States, April 8, 2013. Peak bloom of the U.S. Capital's cherry blossoms arrived on Monday, almost two weeks later as originally predicted between March 26 and 30. (Xinhua/Zhang Jun)

A duck floats as cherry blossoms bloom on the edge of the Tidal Basin in Washington D.C., capital of the United States, April 8, 2013. Peak bloom of the U.S. Capital's cherry blossoms arrived on Monday, almost two weeks later as originally predicted between March 26 and March 30. (Xinhua/Zhang Jun)