National Architectural and Historical Reserve "Chernihiv Ancient" is a scientific-research institution of architectural and historical orientation.  This reserve unites a set of immovable and moving monuments of material and spiritual culture.

The integral property complex of the reserve includes 26 monuments of architecture of national importance, including icons, frescoes, antiquities, as well as 3 buildings and 2 monuments: Hetman Ivan Mazepa and Prince Ihor Chernihivsky.