Daily Duties
| DateTime | Description | Photo | |
|---|---|---|---|
| 27 July 2025 10:00:00 | Her Royal Highness Princess Maha Chakri Sirindhorn presided over the opening ceremony of the 21th International Geography Olympiad (iGeo 2025) in Thailand, to be held in honor of Her Royal Highness Princess Maha Chakri Sirindhorn on the auspicious occasion of Her Royal Highness's 70th Birthday Anniversary on April 2, 2025, took place at the Auditorium of Chulalongkorn University, Pathumwan District. |