Ключевые слова: ancient civilization, ancient relics, ancient scripts, ancient structures, archaeological discovery, archaeological methods, archaeological sites, artifacts, artifacts analysis, coastal archaeology, cultural artifacts, cultural heritage, deep sea, discovery process, diving, excavation, exploration, historical analysis, historical research, historical site, lost civilization, marine archaeology, marine conservation, marine exploration, maritime history, ocean archaeology, ocean depth, ocean floor, oceanic studies, preservation, preservation techniques, research expedition, sediment, site investigation, strata, submerged history, submerged treasure, undersea exploration, underwater archaeology, underwater environment, underwater excavation, underwater geology, underwater research, underwater ruins, visibility, waterlogged artifacts,