This Trait gives you knowledge of specific cultures, of their taboos, do's and dont's. Their history, beliefs, rituals, religions, behavior and motivations are familiar to you.
You know some taboos and can avoid obvious pitfalls. You're familiar with most cultures that are close to your own. You understand numerous different cultures. You're an expert when it comes to working with diverse cultures. Given time, you can fit right in. You're at home anywhere in the world.