There are more than 75 million people who speak Korean. And it ranks as 18th in the most used languages in the world. This makes the language useful for travel, or business. If you plan on doing any sort of business in the country, you will need to know Korean. It’s a sign of respect your business partners will appreciate. And thanks to Korea’s large economy, the country is also a great vacation destination. When you visit, knowing Korean will put you at an advantage. Not only can you communicate and navigate successfully, but you can also discover hidden spots that tourists don’t usually know about.