Behold the second largest work of masonry in the world (second to the Great Wall of China) and Europe’s least visited historical landmark. My guess is it has to do with the Waldenses - at least that’s how I found it. Enjoy.

#fortressoffenestrelle #hiddenhistory #waldenses #cathars nostr:note1ykf5l4drhaq25uwvjkd9g0wcylgxlfc6rnmteuuehhvpwgwxfrls3mq88c