The Age of Worms was an adventure path that began in Dungeon Magazine #124 with the "Whispering Cairn".
This is an observatory with a ground floor, second floor and top floor. The top floor has been taken over by a mad alchemist.
Cartouche heraldry by Anna Meyer, used with permission. Visit her page here: https://www.annabmeyer.com/
See this post for high resolution images: https://www.patreon.com/posts/age-of-worms-94020748
Foundry VTT Scenes for this map will be here: https://www.patreon.com/posts/age-of-worms-94272582