Julian, Dick, Anne, George and Timmy the dog find excitement and adventure wherever they go in Enid Blyton's most popular series.

In book nineteen, the Famous Five travel to Demon's Rocks and discover a very old and valuable gold coin. Demon's Rocks is famous for its stories of bountiful treasure, but if the myth is reality, who does the treasure belong to?

The Five are determined to find out, but first they need to know who else is exploring Demon's Rocks for the treasure...

The text in this edition has been sensitively edited for today's reader and is unillustrated.

The fifth book in the bestselling Percy Jackson and the Olympians series - now as a graphic novel! Discover the story behind the Disney+ series.

Most people get presents on their sixteenth birthday. I get a prophecy that could save or destroy the world.

It happens when you're the son of Poseidon, God of the Sea. According to an ancient prophecy, I turn sixteen and the fate of the entire world is on me. But no pressure.

Now Kronos, Lord of the Titans, is beginning his attack on New York City. And the dreaded monster Typhon is also heading our way. So it's me and forty of my demi-god friends versus untold evil . . .

Return to the World of Percy Jackson in the best-selling, brand-new adventure featuring the original hero in Percy Jackson and the Olympians: Chalice of the Gods  out now!

And don't miss the trio's next adventure in Percy Jackson and the Olympians: Wrath of the Triple Goddess, coming soon!