Photo taken on April 27, 2013 shows the cartonnage case of an ancient Egyptian mummy named Nesperennub at Singapore's Marina Bay Sands ArtScience Museum in Singapore. An exhibition named "Mummy: Secrets of the Tomb" opened to the public on Saturday, showing 100 artifacts and six mummies from the ancient Egyptian collection of the British Museum. (Xinhua/Hu Juanxin)

Photo taken on April 27, 2013 shows a cat mummy at Singapore's Marina Bay Sands ArtScience Museum in Singapore. An exhibition named "Mummy: Secrets of the Tomb" opened to the public on Saturday, showing 100 artifacts and six mummies from the ancient Egyptian collection of the British Museum. (Xinhua/Hu Juanxin)

Photo taken on April 27, 2013 shows two human mummies at Singapore's Marina Bay Sands ArtScience Museum in Singapore. An exhibition named "Mummy: Secrets of the Tomb" opened to the public on Saturday, showing 100 artifacts and six mummies from the ancient Egyptian collection of the British Museum. (Xinhua/Hu Juanxin)

Photo taken on April 27, 2013 shows a human mummy at Singapore's Marina Bay Sands ArtScience Museum in Singapore. An exhibition named "Mummy: Secrets of the Tomb" opened to the public on Saturday, showing 100 artifacts and six mummies from the ancient Egyptian collection of the British Museum. (Xinhua/Hu Juanxin)