The Wheel of Time - The Call of the Horn
Samara is a town in Ghealdan. It is situated on the River Eldar.
It was here that Nynaeve was brought to meet Masema Dagar, the Prophet of the Dragon.
Shortly after this meeting, she met Galad Damodred and other Children of the Light. A conflict between the two forces of the Dragonsworn and Children of the Light takes place in Samara, and after it, only ruins are left.