underwater photography of sunken ship's rustic ladder with sunbeam illumination in clear blue ocean

eco tourism eerie underwater diving rusty lost clear water deep sea sunlight heritage ocean floor ghost ship adventure natural light wreck world aquatic life submerged exploration dive site marine archaeology algae naval history corroded discovery abandoned conservation silent sunbeam depth scuba litter metal travel ladder shipwreck rays artifact ruin scene historic remnants mysterious sunken 39aph39 rustic illumination blue generative