The Architectural, Residential and Cultural Complex of the Radziwill Family at Nesvizh in central Belarus exercised great influence in the sciences, arts, crafts and architecture of Central and Eastern Europe. The Radziwill family complex - and in particular the domed basilica Corpus Christi mausoleum-church represents an important stage in the development of building typology in 16th and 17th century Central European architecture. The Radziwill family complex consists of a residential castle and the Corpus Christi mausoleum-church, along with their landscaped setting. The buildings of the Radziwill family complex became important prototypes in Central Europe, and exercised considerable influence in this region. Criterion (ii): The Architectural, Residential and Cultural Complex of the Radziwill Family at Nesvizh was the cradle for the introduction of new concepts based on the synthesis of Western traditions, leading to the establishment of a new architectural school in Central Europe.