8 things I learned when I sailed solo on my first cruise, from how to meet people to having to pay a 'single supplement' Business Insider's reporter traveled solo during her first cruise on Royal Caribbean's Wonder of the Seas. Joey Hadden/Business Insider In April 2022, I took my first cruise solo on Royal Caribbean's Wonder of the Seas. I learned a few key things about solo cruising, such as that it costs extra to travel by yourself. There are also plenty of ways to meet people, from ship games to excursions and Facebook groups.  Cruising solo is no small feat — especially if you've never been on a cruise before. In April 2022, I went on my first cruise and traveled alone on board Royal Caribbean's Wonder of the Seas , one of the largest cruise ships in the world. During my seven-night voyage, the ship sailed to Roatán, Honduras; Cozumel and Costa Maya in Mexico; and Royal Caribbean's own private island in the Bahamas .…