Oxbow, with an exercise rider aboard, gallops through a warmup at Pimlico Race Course in Baltimore, ahead of The Preakness Stakes.
AP
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Projected patterns brighten a performance by MGMT at the Crystal Ballroom in Portland, Oregon.
Redferns via Getty Images
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An Afghan man jumps from a diving board into an under-filled swimming pool on a hill overlooking Kabul. Built by the Soviets more then 30 years ago, the pool rarely sees use in the war-torn, tribal nation.
AP
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A costumed festival-goer strolls around Leipzig, Germany's Wave-Gothic festival, a showcase of 'dark' music and art.
AFP/Getty Images
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A many-headed performance piece by Brazilian artist Lygia Pape strolls through Hong Kong's financial district amid an exhibition entitled: 'A Journal of the Plague Year. Fear, ghosts, rebels. SARS, Leslie and the Hong Kong story.'
Reuters
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President Obama raises his hand with a question during a visit to a pre-kindergarten class at Moravia Park Elementary School in Baltimore.
AFP/Getty Images
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Clouds drift over a group of Allium blooms in Salina, Kan.
AP
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Rescuers paddle out of a flooded home in Xiamen, China, after saving their young passenger.
Reuters
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Justin Barcia soars though a jump on a temporary track set up in Sacramento, Calif., for the RedBull Hangtown MX Classic Series.
ZUMA Press
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Eric Duncan of Rockport (Mo.) High School sticks his long jump during state championships at Lincoln University in Jefferson City.
AP
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Climbers participate in a 'bun scrambling' contest at (where else?) the Bun Festival on Hong Kong's Cheung Chau island. The tradition celebrates the islanders' deliverance from famine centuries ago.