The 39 Clues Wiki
The 39 Clues Wiki
Card 119: Airport Security
Branch: Lucian
Type: Secret
Rarity: Uncommon
Puzzle: Yes
Clue: Yes
Top Secret: No
Where To Get This Card: Card Pack 2

This uncommon Lucian card is available from Card Pack 2.


"Say what you will, but you have to admit that the Lucians are code masters. Who else could hack into an airport computer and change the departures board to create a secret message? They must have been sending their agent somewhere pretty important to go to all that trouble. But why was he spotted carrying a book about Nikola Tesla? Not exactly light plane reading..."


Question: What is secret of Location X?

Answer: Belgrade.

In the mission The Mad Scientist's Clue, the answer to the departure board puzzle is Croatia.

Level: 4


It is part of The Mad Scientist's Clue card combo. Combined with Cards 81, 98, 100 and 106, this card unlocks the Clue Mercury.