Get your fins at the ready as Riverside Performing Arts present their brand-new, family-friendly production, ‘Rainbow Fish and the Sea Monsters’ Cave.’ Will Rainbow Fish find the courage to go on his most challenging adventure yet to help his friend? Adapted from the fourth book of the bestselling Rainbow Fish series, this multi-sensory story uses songs, dancing, puppets and more to tell of how: “together we can face our fears and learn to be brave.