Nightlights, river-front historic buildings, Grand Palace of Bangkok, the Chao Phraya River and the Royal Barge are depicted on the Thai left part while, the Buda Castle and the Danube appear in the Hungarian right part of these very nice stamps from Hungary and Thailand. The margin of the Hungarian souvenir sheet shows also the same main buildings at daylight. This joint issue was released on November 29, 2023, by both countries in form of souvenir sheets at the occasion of the 50th anniversary of their diplomatic relationship.