Norwegian pianist Leif Ove Andsnes promotes himself by playing on a mountaintop in 2007. The piano was flown to the mountain via helicopter. Courtesy of NRK/File
A US Coast Guard boat passes near a grand piano on a sandbar off Miami on Jan. 25. While officials aren't sure how it got there, they say it won't be going anywhere unless it becomes a hazard to wildlife or boaters. Wilfredo Lee/AP
The mud-covered friends of Andrew Taylor (second r.) pose around a destroyed piano as they help his family clean their house after floodwaters receded in Brisbane, Australia on Jan. 14. Tim Wimborne/Reuters
Ronnie Smith plays the piano underwater in London in 1982. Mirrorpix.com/Newscom/File
Paul Nelson and Andrew Hunter pose with the wreckage of a piano that they found on top of Britain's highest mountain, Ben Nevis, in Scotland in 2006. Volunteers clearing stones from the peak were astonished when they discovered the musical instrument. AP
A woman 'plays' a piano made of ice in Harbin, China, in 2008. Wenn/Newscom/File
Walt Winfield and Trina Miller stop to listen as Lisa Zieper plays a piano in Laguna Beach, Calif., on Jan. 18. The Pacific Symphony Orchesta has placed pianos in cities throughout Orange County for everyone to play. Zumapress.com/Newscom
Finn Neilsen plays a piano in Brooklyn Bridge Park in New York on June 21, 2010. The piano, one of 60, was part of an art installation touring the world that made its first US stop in New York. The concept has put more than 130 pianos in parks, squares, and bus stations in cities from London to Sydney, Australia. Richard Drew/AP/File
The Jonas Brothers band appears in 'Jonas Brothers: The 3D Concert Experience' in 2009. Newscom/File
A Chechen volunteer plays a piano in one of the Russian-bombed main streets of Grozny, Chechnya, in 1998. Oleg Nikishin/Newscom/File
A man plays a piano in one of the palaces of the late Iraqi President Saddam Hussein in Baghdad in 2003. Alexander Zemlianichenko/AP/File
Holly Hunter (l.) and Ann Paquin appear in a scene from the movie 'The Piano' in 1993. MIramax
On Thursday, the UN reported that militants in northern Iraq were ordering mutilation of women and girls. Analysts quickly challenged the report, and the UN is continuing to investigate.
ByStephanie Nebehay, Reuters
Shortly after the United Nations reported Thursday that militant group Islamic State had ordered girls and women to undergo female genital mutilation, doubts emerged on social media about the basis for the report. One document posted on Twitter suggested the order may be a year old and have been issued by the Islamic State of Iraq and Levant (ISIS) the group's previous name.