Historedia
Episode 2 of 3

Solar Eclipse Expedition

When
18 August 1868
Where
Prachuap Khiri Khan Province
Part of
Chulalongkorn begins his rule in Siam

Chulalongkorn accompanied his father to observe the solar eclipse in August 1868, shortly before Mongkut's death.

In 1868, Chulalongkorn traveled with Mongkut to Prachuap Khiri Khan Province to observe the solar eclipse of 18 August. This event demonstrated scientific engagement and occurred before the transition of power.

Sources

  1. Chulalongkorn Wikipedia, revision of 2026-09-17
  2. Mongkut Wikipedia, revision of 2026-09-27

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.