Lily

Lily is the 39th clue. It is a Madrigal clue and was located in Petra, Jordan.

History
It is unknown who placed this clue in Jordan or when it was placed there. However, it is known that Hope Cahill was the first member of the Cahill family to discover this clue and it was her first clue as well.

Lily
Lily is a type of flower that is commonly associated with purity. This is most likely because it is white in color.