In St. Vith, Belgium, there’s a most unusual library. Unusual, that is, because the objects on its shelves need to be fed every few months. Burbling away in refrigerators are 105 sourdough starters from around the globe. The Puratos Sourdough Library is the only one of its kind. pic.twitter.com/JV1bFWlOgg
— Atlas Obscura (@atlasobscura) May 24, 2018
Turns out Puratos offers a variety of recipes and information at its site, and the sourdough library has its own site.