In this article it is attempted to carry out a theoretical distinction of museum innovations and interactivity on example of practical experience of museum institutions of Ukraine and the world. Museum innovations are considered in the broad and narrow contexts. The first one involves radical rethinking of traditional museum practices, of the places and the role of museums in society and culture, which contributes to the further evolution of the museum as a specific historical and cultural phenomenon.
The article analyses essence and features of expositional work as important direction of museum activity, conceptual principles of museum exposition and its role in study and maintainance of historical and cultural legacy and elucidation of forward development of humanity.
The land surface exposition to taking into account for the expert money estimation land areas are considered. The formulas of the exposition calculation are offered.