The riverfront gate (fig.) of the former Royal Thai Naval Academy at Thonburi Palace (fig.). It has the Naval Academy's emblem (fig.), i.e. three anchors and a chakra, and a text that reads: Rohng Rian Nai Reua Pho. So.  2449-2489 Phra Rachawang Deum.

Translated this means: Naval Academy BE 2449-2489, Former Palace. The Royal Thai Naval Academy was established here in 1906 AD by King Chulalongkorn, but later moved to its current location in Samut Prakan.

In a niche on the right is a memorial plaque with an eulogy by Rama V (fig.). In the back is a statue of King Taksin (fig.), who formerly had the premises as his residence.