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About
Holger Nilsson is forced on a raging treasure hunt to find the seven keys to his world-famous relative Mary Diana Graaf's mythical laboratory. To help him, he has the inventor Mortensen and Mary Diana's GPS computer with pre-recorded riddles and clues written in verse. But what kind of mysterious and malevolent figure lurks in the background?
First Aired
Jan 18, 2011
Last Aired
Jun 26, 2023
Seasons
4
Episodes
38
Network
UR
Original Language
Swedish
