According to scientists, Tlos is an ancient city of Lycia. It is situated at a distance of 45 km from Fethiye. According to the results of archaeological excavations assumed that the foundation of the city date back to 2000 BC The town was first mentioned in Hittite Tlos chronicle of the 14th century BC After the Hittite Empire collapsed, Tlos has become one of the largest settlements of Lycia, and then became part of the Roman Empire.

Tlos is located in the east of the valley Ksanfos. At one time it was one of the six major cities of Lycia. Then Tlos was called "the most brilliant metropolis of the Lycian Union", as the city was a center of sporting Federation. Until the 19th century, Turks inhabited Tlos. The main attraction of the city - the acropolis. During its existence under the influence of different cultures in the city formed the variety of interesting structures.

Over the acropolis is a cemetery Salt decorated with the most beautiful tombs of Lycia. Most of the tomb of Bellerophon with three carved doors is the most prominent tomb. It is a shrine resembling a temple. One of the doors of the tomb is decorated with a relief depicting the legendary Greek hero riding on Pegasus. On the other door depicts a lion guarding the entrance to the tomb. Legend has it that the hero was punished Lycian king Iobatesom. And as a penalty he had to fly on Pegasus, donated by Athena, on top of the mountain and kill the fire-breathing monster Chimera. Bellerophon killed the monster and married the daughter of the king. After that his descendants ruled Lycia.

At the top of the acropolis of the city is Salt Castle "bloodthirsty Ali." The castle was built on the foundation of Lycian fortress. From breathtaking views of the fields, orchards and mountains.

The Byzantine basilica was built on the ruins of Roman baths and city gymnasium. Inside the Basilica there are seven gates, which are located in the valley. Preserved in Salt and amphitheater, this monumental construction, which is decorated with intricate stone carvings. Also preserved are the ruins of the stadium and theater, built in the 2nd century BC The scene is almost completely destroyed, but survived 34 rows of the audience.