Platinum

Platinum is the 36th clue. It is a Janus clue and was located in the National Palace of Mexico.

History
The Janus sent Emperor Maximilian to Mexico so that he could hide a clue. However, the Tomas incited a revolution in order to obtain the clue. Emperor Maximilian was executed and the Tomas got the clue. They hid it within the National Palace of Mexico.

Platinum
Platinum is a metal that is actually more valuable and rarer than gold. Platinum is the most valuable metal that has ever been discovered.