A wide range of techniques, including websites, search engines, social media platforms, mobile applications, booking platforms, etc., are used in digital marketing and are essential for improving the perception of diving trips. Thus, the purpose of this study is to determine how digital marketing contributes to a more positive mental image of diving trips in the Red Sea cost. The questionnaire form was created as a quantitative technique and as a tool or method to collect data from the study sample in order to meet the study's objectives. A questionnaire was given out to 559 foreign divers in the governorate of the Red Sea. Following data collection, coding and analysis, the study's primary findings showed that digital marketing tools significantly contribute to improve people's perceptions of diving trips at red sea cost. The study recommends that diving centers should give more importance to digital marketing tools. They will be able to reach more divers and increase their profit. Additionally it plays a big role in enhancing mental imagery which could provide positive impression for diving trips in red sea coast.