Visitors watch a vase of Qing Dynasty (1644-1911) from the Palace Museum of China during the media day of the exhibition "The Forbidden City: Inside the Court of China's Emperors" at the Royal Ontario Museum in Toronto, Canada, March 5, 2014. This six-month exhibition brings to Canada for the first time about 250 treasures of the Palace Museum of China that were part of Chinese imperial life, and also provides an opportunity for Canadians to learn about China's long and fascinating history and traditional culture. [Photo/Xinhua]

 Postal museum showcases history

Former US president Hoover's coal mine office restored