Complex sentence: The Muttrah Souq is perhaps one of the oldest marketplaces in the Arab world because Muscat is the world's largest natural harbor and has seen immense trade in the age of sail, being strategically located on the way to India and China.
Split into simpler sentences: The Muttrah Souq is perhaps one of the oldest marketplaces in the Arab world. It is located adjacent to the harbour of Muscat harbor and has seen immense trade in the age of sail, being strategically located on the way to India and China.