1. Cave-trekking in Vietnam with Loui Lim
This epic excursion to reach the world's largest cave is not for the faint of heart. Loui Lim—vice president of brand strategy, marketing and communications at Genting Hong Kong—walks us through how to get there, what to bring and why it's worth the four-day trek.
See also: Here's Proof That Travel Promotes Emotional Wellbeing