I even took a trip to the city in France where the game takes place purely because of the game.

Not to mention it's also the game where Scott Bilas started experimenting with data-driven workflow that informed his work in Dungeon Siege and influenced Entity-Component-System architecture.

Also, there's not one, but multiple people trying to recreate the engine of the (very unsuccessful) game, more than twenty years after it was released. [1] [2] [3]

...but the cat-hair-mustache puzzle is indeed the lowest point of the genre.

[1] https://sourceforge.net/projects/gk3tools/

[2] https://github.com/kromenak/gengine

[3] https://github.com/shff/GK3-extractor