Publisher's Synopsis
Six year old twins Magdalena and Matthew discover a glowing seashell at Las Olas Beach, transporting them to a magical beach where they meet Delphie, a dolphin sent by Poseidon. Tasked with finding the Golden Waves to stop rising oceans, they team up with a satyr, Pippin. They solve a sea serpent's riddle, outsmart a giant crab, and answer a mermaid's riddle to retrieve the Golden Waves, learning about Greek places like the Acropolis and Santorini along the way.