Sahara Expedition 2020. It’s fascinating to learn that there may be a Lovecraftian medium-budget tourism industry emerging in Europe, what with this and CarcosaCon (RPG in a castle) and probably others…

a high-budget live action roleplaying game for 60+ players set against the most fascinating Sahara Desert and inspired by the Cthulhu Mythos of H.P. Lovecraft

You actually fly to Tunis and trek into the desert. Presumably on a camel, and packing a concealed-carry copy of the Necronomicon.

It has various dates but seems to be completely sold out through into 2020. I imagine that, as the world enters the era of the Great Abundance, this sort of upmarket ‘big treat in a small niche’ thing can only become more common.