A structure for containing cinerary urns and funerary items in general, which comprises a plurality of modular elements, such modular elements comprising: a plurality of box-like bodies, each one defining, within it, at least one niche for accommodating at least one cinerary urn and/or at least one funerary item and having a front face which is provided with at least one access opening; a plurality of elements for mutually joining such box-like bodies, which have at least one connecting portion adapted to be fixed to the front face of the box-like bodies arranged mutually adjacent; a plurality of profiled finishing elements designed to cover such joining elements at least partially; a plurality of retention bodies designed to be fixed with respect to such box-like bodies and adapted to peripherally engage closing plates, which are respectively intended for closing the openings of such box-like bodies.