The Great Bed of Ware moving home
5 April 2012 Last updated at 10:46 BST
It is 3m wide (9.8ft), can sleep more than 15 people at once, and was written about by Shakespeare.
The Great Bed of Ware is one of the most popular attractions at the Victoria and Albert Museum, where it has been since 1931, but now it has gone back to its Hertfordshire home.
The BBC's Brenda Emmanus reports.