This study is devoted to the examination of the megaliths of Europe as an important element of the continent’s cultural heritage, with a focus on their historical, religious, and social significance The aim of the study was to reveal the role of megaliths in the formation of ancient societies and their influence on contemporary cultural identity. During the study, archaeological data on the most famous megalithic complexes, such as Stonehenge in Great Britain, the Carnac stones in France, the Treasury of Atreus in Greece, the Atsanguara megaliths in Georgia, the ancient cemetery of Loughcrew in Ireland, the Talayot in Spain, and the Monte d'Accoddi ziggurat in Italy. The main focus was on the architectural features, functional purpose, and historical context of these structures. The study revealed several key aspects. Megaliths testify to the technical and engineering achievements of ancient societies, demonstrating their ability to organise and implement large construction projects. They provide important information about the social structures, religious practices and livelihoods of ancient peoples. Megaliths were often used as sites for religious rituals and sacrifices. Their location and orientation indicate a connection with solar and lunar cycles, demonstrating the astronomical knowledge of their builders. They also served as tombs for prominent members of the community, emphasising their ritual importance. These structures were also centres of social life, places of gathering and celebration of important events. They helped to strengthen social ties and shape the collective identity of communities. Megaliths reflect the cultural identity and historical memory of nations. They are symbols of national pride and important elements in the formation of national identity. The grandiose stone structures attract numerous tourists, contributing to the development of the local economy and cultural tourism. Visitors from all over the world come to see these unique structures, raising awareness of the importance of preserving cultural heritage. One of the key challenges is the preservation of megaliths, which face numerous threats, including natural factors and anthropogenic influences. Conservation and restoration efforts are essential to ensure the long-term preservation of these unique monuments