Kroh began as the administrative center of Kingdom of Reman (part of the State of Patani), which is located at the eastern boundary of Kedah.
The river and covered with mud baths, the elephant belonging to King Reman, the number reach hundreds.
To facilitate the elephant bath, King Reman was ordered that dams built to contain water.
Today, the remains of a small lake has been developed by the district administration as a recreational park named Taman Tasek Takong.
The relationship between elephant with Kroh's name has also been immortalised by the District Council logo Pengkalan Hulu, Perak Darul Ridzuan.