“Where Tamatea, the man with the big knees, the climber of mountains, the land-swallower who travelled about, played his nose flute to his loved one” marginally beats “Where the devil urinates” and “Throat-cut valley” as an adventure location.

“Where Tamatea, the man with the big knees, the climber of mountains, the land-swallower who travelled about, played his nose flute to his loved one” marginally beats  “Where the devil urinates” and “Throat-cut valley” as an adventure location.
Now constructing a table of long place names that are also hex descriptions.

I am most intrigued by Äteritsiputeritsipuolilautatsijänkä in northern Finland because, despite beingan astonishing mouthful and a name in common use it’s also  “probably gibberish.”

https://en.wikipedia.org/wiki/List_of_long_place_names