"Llana of Gathol" is a fantasy novel by the American writer Edgar Rice Burroughs. This is the sixth book in the series about the adventures of John Carter on Mars. In this book, the main character John Carter goes to Mars again, where the action takes place in the city of Gatol. Here he meets the beautiful princess Llana, who finds herself in a difficult situation due to a conflict with local creatures. Will John Carter be able to save Llana from danger and save the city from danger? This book is full of exciting battles, mysterious creatures and incredible adventures on an alien land. "Llana of Gathol" is an exciting adventure story that will interest fans of fantasy and adventure.