I went on my first trip aboard a superyacht. I learned from my etiquette mistakes and fashion crimes the hard way.

My first time on a superyacht taught me some valuable lessons for future high-end travels. The Yacht Guy I went on a superyacht for the first time and immediately learned a few etiquette lessons. Shoes shouldn't be worn on most yachts, but that doesn't mean style should be sacrificed. The superyacht felt like a well-appointed high-end hotel, and the culinary offerings were great. From the moment I stepped aboard my first yacht — no, actually from the moment I stepped off the sidewalk onto the…