https://pickyourtrail.com/blog/forbidden-places-in-the-world
There are all kinds of forbidden-places. https://standardnews.com/forbidden-places/1
https://www.holidify.com/pages/fobidden-places-on-earth-1596.html
https://www.mentalfloss.com/article/647718/forbidden-places
TOP 15 Forbidden Places You’re Not Allowed to Visit https://www.youtube.com/watch?v=nB_PwGn-ekw
https://thedigitallabyrinth.blogspot.com/search?q=secret+places