Louise Browne, Pyramid of the Sea (Single Shot 2018)
Ball's Pyramid, near Lord Howe Island off the coast of NSW, is the world's largest sea stack. I snapped this while waiting to be picked up by the dive boat. I felt like this mighty landmark was heading straight toward me.

Images have been resized for web display, which may cause some loss of image quality. Note: Original high-resolution images are used for judging.