[truthfully, Lyney's area of focus was information gathering in Fontaine, and while that occasionally took him outside of his country's borders. . . those missions were few and far between. as far as he knew. . . the Doctor was involved in Sumeru, right? and what went down there was none of his business, not when things in Fontaine were so tumultuous right now]

They are quite beautiful, though I cannot say I have ever had the opportunity to truly enjoy them. I've only been there once or twice myself.