Underwater archaeology is a field of study that involves exploring and excavating archaeological sites that are submerged in water. Some synonyms for underwater archaeology include marine archaeology, maritime archaeology, nautical archaeology, and subaquatic archaeology. All of these terms refer to the same concept, which is the study of human history and culture as it relates to underwater environments. This field of research has become increasingly important in recent years as more and more archaeological sites are discovered beneath the waves. Advances in technology have also made it easier for archaeologists to study and preserve these underwater sites, leading to new insights into the history of human civilization.