Vintage Style Coastal Seaside Travel Poster Art Prints by John Dyer. Underwater Wonders, St Michael's Mount Whale, Cornwall. Animal Art PrintsEnhance any coastal inspired space with this art print by renowned Cornish artist John Dyer. This beautiful underwater scene features a variety of sea creatures including a gorgeous humpback whale, dolphin, mackerel, and puffins that will delight all nature and art lovers. The vibrant colours and details of the print make this a perfect addition to any decor and lover of coastal Cornwall and Cornish art. Artist Information Links Read about artist John