When did the first humans arrive in India and how did they get here? What are Roman artefacts from hundreds of years ago doing in a town near Puducherry? How did merchants from Arabia end up near Kochi? From the east coast of Africa to Australia, one big blue body of water has connected diverse peoples and cultures for thousands of years: the incredible Indian Ocean. Read on to learn about the fearless travellers and sailors, pirates and conquerors who set out to cross the ocean in search of gold and glory, and discover how geography can shape the course of history.