In Underwater Worlds, the sequel to her imaginative adult coloring book Dreamland, Renata Krawczyk explores the ocean depths to discover whimsical dwellings, mermaids, and sea life, all with exquisite hand-drawn detail.   Dive deep into the imagination of Renata Krawczyk to discover marine beauty and aquatic friends across 46 hand-drawn scenes, each presented on single-sided and perforated pages. Here, dolphins wear party hats, turtles carry homes on their shells, seahorses tow paper boats, and mermaids play with giant octopuses or surprise humans who have ventured into their world via...