dan_prat/iStock Unreleased via Getty Images Investment Thesis Lately, I have been covering cruise operators because I believe, within the travel segment, cruise companies are among the most underappreciated travel complexes of stocks. Cruise companies still carry a pessimistic image among a section of investors, despite overall travel demand remaining strong as we move through the summer months. I had recently covered Norwegian Cruise Lines (NCLH) as well as Carnival Corp. (CCL), where I assessed the earnin ...