It was built between 1228 and 1235 with the support of Louis IX. In the early 20th century, the abbey was bought by the Goüin family who in 1964 created the Royaumont Foundation, the first private French cultural foundation. the Royaumont Abbey hotel and restaurant will be open to the public on weekends. The Royaumont experience In a move to further broaden public access to the exceptional historic site, which is already open to visitors 7 days a week, the Fondation Royaumont has decided to open the abbey's hotel accommodations and restaurant to the public on weekends. This decision followed the extensive restoration of the monument and upgrade of Royaumont's accommodations in 2016, which restored the monks' building to its former glory.