Since the dawn of history, the sea has both connected and divided human societies, but it has never presented an insuperable barrier, and humans still take to the sea to discover and connect the world, developing increasingly ingenious and innovative technological solutions in order to do so. This book presents the proceedings of CNM 2024, the 4th International Conference of Nautical and Maritime Culture, held on 28 and 29 November 2024 in Venice, Italy. Conferences in the ICNM series, organized by the Associazione Italiana di Tecnica Navale (ATENA), are important scientific events covering all aspects of maritime culture. They aim to promote a dialogue between scholars, professionals, and all those with the relevant skills, in the areas of research and development, and the enhancement of knowledge. A total of 29 submissions were received for the conference, of which 19 were accepted for presentation and publication after review, resulting in an acceptance rate of 66%. Topics covered include the refitting and conservation of nautical marine and maritime heritage; naval architecture and the evolution of marine engineering; marine archaeology and the history of ships and navigation; waterfront evolution; coastal marine environment; and ship and nautical design.Covering a wide range of topics, the book will be invaluable to all those with an interest in nautical and maritime culture.