Books like An ancient castle by Robert Graves

Treasure Island is Robert Louis Stevenson’s classic adventure about a boy’s coming‑of‑age journey on a ship, featuring the iconic Long John Silver and shaping modern notions of pirates, treasure maps and tropical island tales.

Emerald

A boy named Billy Squeakspeare discovers mysterious holes in his yard and suspects a buried treasure left by the ghostly pirate Morgan Blackwhisker. With the help of his friend Creepella, they investigate the secrets of a haunted castle and buried riches.

Geronimo Stilton and his family visit the spooky Vrekkenstein Castle, where mystery and adventure await.

A group of children spend their holidays at a cottage near a deserted castle, where a mysterious torchlight and workers in the castle’s depths plunge them into a thrilling adventure.

Philip, Dinah, Lucy‑Ann and Jack set sail among the Greek Islands, chasing the lost treasure of the Andra while ruthless villains pursue them.

The Kidd children discover a forbidden treasure while investigating a missing person case in China and Germany.

In this lively adventure, Jim Hawkins guards a treasure map against Long John Silver and his pirate crew, testing his courage and wit on a perilous journey to the Caribbean.

Describes daily life in the castles of Europe from the years 500 to 1500.

Here is a spectacular and informative guide to the castles of the Middle Ages and the lives of the people who lived in them. Superb, full-color photographs of castles around the world, plus specially built models, offer a unique and revealing "eyewitness" view of medieval life, from a castle's construction to its destruction in a siege. See a medieval lavatory, a giant crossbow on wheels, how prisoners were kept secure in dungeons, a herald in full regalia, and castles used by Crusaders in Syria and samurai warriors in Japan. Learn how castles got their water during a siege, how besiegers tunneled under castle walls, how the Normans built castles in a hurry, how the first guns worked, why round towers were better than square ones, and what a castellan's job entailed. Discover how enemies climbed castle walls, what was on the menu at a typical banquet, why many castles had resident carpenters and metalworkers, why Crusader castles were so well built, and much, much more.

Eleven‑year‑old Tom Hammond is swept into a subterranean adventure at Leepike Ridge, where he discovers graves, a mysterious tomb, and buried treasure that forever changes his life.

Twins Bick and Beck Kidd, alongside their family of professional treasure hunters, race through Peru’s jungles and peaks to find the lost Inca city of gold, Paititi, battling mercenaries, rival hunters, and a lumber baron.