The Rebbe expresses surprise that no mention was made of Lag BaOmer preparations, especially regarding local activities in Jerusalem. While visits to Meron are valued, the Rebbe emphasizes the greater impact of reaching the many who remain in the city. He encourages planning meaningful events on-site and looks forward to hearing of such efforts.
https://www.torahrecordings.com/rebbe/igroskodesh/015/009/5435