Rick Nautilus. The Ghost Ship at the Bottom of the Sea

A mysterious map from the island of Vulcania leads the crew of the "Nautilus" deep into the sea. Are they awaiting legendary pirate treasure? Not quite: Rick Nautilus, oceanarium Ava, and pirate Emilio stumble upon an ancient ghost ship! But when they prepare to explore it, they are pulled into a dangerous whirlpool. And what they discover seems unreal at first!