Ard Tlaili or Tell Ard Tlaili is a small tell mound archaeological site in a plain at the foot of the Lebanon Mountains 11 km northwest of Baalbeck, in the Beqaa Valley in Lebanon. IIt was first surveyed and studied in 1965-6 by Lorraine Copeland and Peter Wescombe with excavations later in the 1960s by Diana Kirkbride. The perimeter of the mound was buried under a metre of soil but the remains of rectangular buildings were found in 2 phases. Building walls were of wall made of stiff earth or clay with pebble bases and large stones in the upper layers. The floors were layered with white plaster with plastered and even burnished walls. Hearths and other areas were constructed of plaster or clay.