Full bloom of epiphyllum oxypetalum (queen of the night) (Photo taken in Richmond, Texas, USA by Bevan Nguyen/VOA reader)

Journalists attend a presentation of a flying bicycle, carrying a dummy, at Letnany's fair hall in Prague, Czech Republic. The flying bicycle, which was created by Czech designers, is kept aloft by six electrically-powered propellers.

Participants paddle a dragon boat to celebrate the Dragon Boat Festival on a wetland in Hangzhou, Zhejiang province, China. The festival, which falls on June 12 this year, commemorates the memory of Chinese patriotic poet Qu Yuan, who drowned himself in 277 BC to protest against the corrupt government of his time.

A North Korean soldier uses binoculars inside a guard tower as a woman works on a grassland on the banks of Yalu River, near the North Korean town of Sinuiju, opposite the Chinese border city of Dandong.

A man uses his mobile phone in front of an artwork at a park in Tokyo, Japan.

A giant chrome brushed aluminium skeleton of a Tyrannosaurus Rex dinosaur, made by French sculptor and painter Philippe Pasqua, stands at the pier of riverboat company Bateaux-Mouches in Paris, France.

Snowboarder Sebastien Jam jumps above a man on the road of the Grand-Saint-Bernard pass. Connecting Switzerland and Italy, the Grand-Saint-Bernard pass is due to reopen for the summer season with a two week delay on June 14, 2013.

An illustration shows a projection of text on the face of a woman in Berlin, Germany. The European Union's chief justice official has written to the U.S. attorney general demanding an explanation for the collection of foreign nationals' data following disclosures about the "PRISM" spy program.

The sun sets over Citi Field during the fifth inning of a baseball game between the New York Mets and the St. Louis Cardinals in New York, June 11, 2013.