diff --git a/pages/concepts.map.md b/pages/concepts.map.md
index 3674242..49cd477 100644
--- a/pages/concepts.map.md
+++ b/pages/concepts.map.md
@@ -94,6 +94,7 @@
 ## Interesting online maps and map projection interpretations
 - https://geodienst.github.io/lighthousemap/
 - https://mapfight.xyz
+- https://twitter.com/leviwesterveld/status/1506253203704356867
 
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