Ada Huja is a bayou on the Danube river, located on the south riverside. Today, this location is used as main city landfill. According to the newest urban plan of the city of Belgrade it is foreseen to used this location as the center of maritime and nautic activities, sports and education. The idea of this project is to use all the advantages of the natural context of Ada Huja, and to implement the architecture that would be a center of nautic. The purpose of this object is an educational center and maritime museum. The object is designed in that way that it makes a sinergy with the water and natural environment. The object is lifted under the ground because of the changes of the water level, and the plato is used for the technical rooms and garage. On the first floor there is an entrance of the museum and the lobby, also the showroom and marina offices. The second and the third floor are used for museum and education activities. On the third floor there is also the restaurant for the visitors.