

Decipher the hidden conspiracy behind Frederick William I's elite Giant Guard. Solve riddles across Potsdam's baroque heart to expose the truth about recruitment, loyalty, and the mysterious disappearance of the regiment's records.

Uncover the encrypted philosophical secrets Frederick the Great hid with Voltaire in Sanssouci's gardens. Decode clues across follies to reveal a forbidden Enlightenment code before it vanishes forever.
The Explorer Pass is valid for 12 months from the date of purchase. The City Pass has no expiration date.
Each code is linked to a phone. If you play with multiple people on the same phone, one code is enough.
After purchase, you immediately receive your codes by email. Activate them one by one whenever you want.