Emma Mærsk is a container ship owned by the A.P. Moller-Maersk Group. When she was launched, Emma Mærsk became the largest container ship ever built, and as of 2006 the longest ship in use. The largest ship ever built was the supertanker Knock Nevis, now retired. Officially, Emma Mærsk is able to carry around 11,000 TEU in the calculation of the Mærsk company which is about 1,400 more containers than any other ship is capable of carrying.
The ship was built at the Lindø Yard in Denmark and named in a ceremony on August 12, 2006. The ship is named after Emma Mærsk, Mærsk Mc-Kinney Møller's late wife. She set sail on her maiden voyage on 8 September 2006 at 02:00 hours from Aarhus, calling at Gothenburg, Bremerhaven, Rotterdam, Algeciras, the Suez Canal, and arrived in Singapore on 1 October 2006 at 20:05 hours.
Emma Mærsk departed Singapore the next day, headed for Yantian in Shenzhen. She sailed on to Kobe, Nagoya, arrived at Yokohama on 10 October 2006, and will return via Yantian, Hong Kong, Tanjung Pelepas, the Suez Canal, Felixstowe, Rotterdam, Bremerhaven, Gothenburg and finally to Aarhus, with arrival at that port 11 November 2006 at 16:00 hours.