diff --git a/journal/2023-06-20.md b/journal/2023-06-20.md
index d56b241b8..ab5f23276 100644
--- a/journal/2023-06-20.md
+++ b/journal/2023-06-20.md
@@ -1,2 +1,7 @@
 - still into [[centered hexagonal numbers]] 
-  - In Python, e.g.: `[3*n*(n+1)+1 for n in range(10000)]`
+  - In Python, e.g.: `[3*n*(n+1)+1 for n in range(1000)]`
+- [[greece]]
+  - [[athens]]
+  - [[santorini]]
+  - [[naxos]]
+  - [[mykonos]]