"When the Foundable Spell was cast, these Fortresses appeared across the world, trapping the rares and most powerful Foundables inside. Hermione thinks that the Challanges found within Fortresses could be some sort of magical test."
Harry Potter describes the Fortresses
A fortress was a magical structure found all throughout the wizarding world following the outbreak of the Calamity and accessed by the Statute of Secrecy Task Force through the use of runestones.[1]


Notes and references

This article or section is a stub. You can help by expanding it.
Community content is available under CC-BY-SA unless otherwise noted.

Build A Wizarding World Collection