The relevance is determined by the dynamic nature of modern social processes, the neсessity to develop new methods of mobility, transfers, permanent changes of stable aspects of social reality studying. We analyze the extent to which the existing methodological and logical apparatus of authoritative social theories is suitable for the study of cultural memory in modern conditions. To solve this problem we analyze some methodological approaches and theories: the views of J. Urry, J. Olick, A. Assmann, F. Hartog, H. Lubbe, as well as actor-network theory, activity approach. The interdisciplinary nature of cultural memory studies has been substantiated, the consequence of which is the necessity for the synthesis of modern approaches of various humanities and social sciences capable of building a dynamic picture of the past. The relevance of the problem of matching the existing terminological vocabulary of modern humanities and social sciences to the needs of describing and understanding the dynamic picture of the world. It is proved that the most relevant tasks of the dynamic nature of cultural memory study are actor-network and activity approaches, as they allow to take into account the impact on the content of images of the past made by not only people, but also various material and non-material actors, as well as to test the explanatory model of the functioning of the culture memory in the conditions of various challenges (for example, the intensification of migration flows).