A giant 10 meter (32.8 feet) wide stainless steel disc titled "Sky Mirror", a work of art by British artist Anish Kapoor, is displayed at the Museum of Contemporary Art in Sydney, Australia, Wednesday, March 27, 2013. The mirror has convex and concave surfaces creating constantly changing images as the sun and clouds in the sky move as well as people passing by.
Christie's scientific specialist James Hyslop poses for photographs with a sub-fossilized pre-17th century Elephant Bird egg at the auction house's premises in London, Wednesday, March 27, 2013. The egg, which is estimated to fetch 20,000 to 30,000 pounds ($30,210 to $45,315 and 23,645 to 35,467 euro) in the forthcoming Travel, Science and Natural History sale on April 24, measures over 100 times the average size of a chicken egg, and stands at 21cm in diameter and 30cm in height. The extinct Elephant Bird species was native to Madagascar and among the heaviest known birds.
A model shows off the latest creations from the Mao Geping stylist collection during a show at fashion week in Beijing, China, Wednesday, March 27, 2013.
The yet unnamed male koala joey sits next to a toy Koala, in an attempt to make weighing him easier, at the Zoo in Duisburg, western Germany on Wednesday March 27, 2013. The little Koala left his mother's pouch after six months for the first time and is one of two newborn joeys. The Duisburg Zoo is one of the major breeding units for Koalas in Europe.
Workers push a crate containing Dutch master Rembrandt's famous Night Watch painting to its new location in the renovated Rijksmuseum, rear, in Amsterdam, Wednesday March 27, 2013. The museum will be opened officially on April 13, 2013, the crate was adorned with a reproduction of the painting.
Pope Francis kisses a baby handed to him as he is driven through the crowd during his general audience, in St. Peter's Square, at the Vatican, Wednesday, March 27, 2013.