diff --git a/enter/Makerfaire Checklist.md b/enter/Makerfaire Checklist.md
index 1603684..fd5fc55 100644
--- a/enter/Makerfaire Checklist.md	
+++ b/enter/Makerfaire Checklist.md	
@@ -49,4 +49,5 @@ guerilla activism.
 - [ ] NYCWIRELESS.NET WAS MESHNYC 
 - [ ] https://en.wikipedia.org/wiki/John_Draper
 - [ ] sean carroll podcast https://www.preposterousuniverse.com/podcast/
-- [ ] https://nycha.maps.arcgis.com/home/webmap/viewer.html?webmap=f650b453d2d74f27a9874fd3610ea264
\ No newline at end of file
+- [ ] https://nycha.maps.arcgis.com/home/webmap/viewer.html?webmap=f650b453d2d74f27a9874fd3610ea264
+- [ ] https://solr.apache.org
\ No newline at end of file