Advance

Bohemian Crystal

bohemian_crystal

There are very few workshops in the known world with the capacity to craft glass and crystal with the same quality and clarity as ours, let alone rival our superior production techniques.

Potential

Is or was

Bohemia

Exact conditions

Advance tree

It has no requires, so the game files don’t say where this goes. When the game builds the Discovery tree, it adds this at the end of a branch with room for it, in the same spot in every campaign.