Mermaid at a Coral Castle Gate Coloring Page A mermaid rides a seahorse up a winding path toward the garden gate of a tall coral castle. Sea creatures peek out from windows and seaweed hedges. There is so much to color, from the castle towers to the tiny pebble path. Color online Download PDF Print Ages8+ DifficultyDetailed FormatPDF · US Letter (fits A4) PriceFree for home & class