A mystical world filled with magic and mystery in a castle floating on the sea!Teenaged cousins Echo Hernandez and Chettermelon Jones discover a peculiar castle made entirely of amethyst. Entering the structure, they find a fantastic palace with whimsical residents and magical properties. Vines and bushes crawl about performing daily tasks, long-extinct creatures roam the corridors, meandering spirits offer dubious advice, and there's a heavy scent of peculiar in the air.But all is not well in this mystical haven. The castle tumbles into the sea and is carried away, trapping the cousins aboard. Uncovering a plot to kill the king, Echo, Chettermelon, and a new band of friends are soon thrown into a world of conspiracy and intrigue. With only their ingenuity and their bond of trust in each other to guide them, they have mere hours to stop a brutal attack on innocent civilians, rescue the king, and expose the true culprit before hundreds die.At once, whimsical, quirky, and action-packed, The Voyage of the Amethyst Castle is a manic romp through a unique and enchanted world that is guaranteed to capture the imaginations of all.