This document discusses the influence and spread of Byzantine culture. It begins with a 5 question quiz about the Byzantine Empire, covering topics like the division between the Eastern and Western Church. It then explains how Byzantine civilization influenced neighboring regions through religion, culture, and trade. Trade routes were established between the Black Sea and Baltic Sea, Orthodox Christianity was adopted by Russia and Eastern Europe, and the Greek alphabet was adapted for Slavic languages. Byzantine architecture and religious art also spread, seen in structures like St. Basil's Cathedral which duplicated Byzantine church designs.