The article addresses a particular type of heritage, in which sites linked to the violation of human rights are recovered and protected under the National Monuments Law No. 17,288 in the category of Historical Monuments. Firstly, a description of the heritage policies from 1996 to the present is developed, reflecting on the main characteristics (actors, devices, agencies). Next, the impact and contribution of said model of protection of memory sites the conservation of the memory of the places is described, as are the main problems and disagreements between heritage policy, management —and its scope—, and the future of these spaces. This opens the question about the consequences of dematerialization of heritage memory sites, presenting the main challenges that exist in the management and preservation of Historical Monuments in the face of their inevitable condition of ruin and destruction. Finally, the case of the Ex Balneario Popular Rocas de Santo Domingo memory site is presented as a case study.