Ak Yum temple is located southern end of the West Baray. The temple was built between 7th and 9th centuries. The inscriptions found on pillars give the date of AD 609, 704 and 1001 from Ak Yum temple. Evidence of a lingam and some sacred of the West Baray this site was partially buried by the south levee of the Baray.

The temple was built on three levels standing on a platform and enclosed by a brick wall. The monument was built of brick with sandstone bays. Four shrines occupied the corners of the second tier and two others stood on each side, making a total of twelve shrines. The central sanctuary was on the uppermost three sides. Post holes are still visible and were probably used to support a wooden framework for the monument.