The fountain which had two ornamental pools, one in the front and one at rear with two tiers of columns, was ornamented with the Corinthian and Composite columns in order. According to the frieze and inscription on the architrave of the lower level it is understood that this fountain was built by Tiberius Claudis Aristion and was dedicated to Emperor Trajan and the addition of two wings facing the facede on the entire side makes it more magnifient.
Between these two wings a pool was erected infront of the fountain. The water was flew by big channel in the middle into the front pool. There was a two storey niche which was constructed in the middle section of facede. A big-size statue of Emperor Trajan was in the middle niche, on the top of the channel, the base and the foot with a round stone of his statue are in the original places. It is indicated in the inscription that the round stone under his foot means the world is underneath his feet.
The pipes beneath the plinth was filling the pool with the water. The water flew from the channel into the front pool, when the first pool was filled with the water. During the excavation of the building the statues of Aphrodite, two statues of Dionysos which are in the nude and the clothed, a young hunter figure symbolizing the founder of the city, Androklos, Emperor Nerva, some women and one statue of a Satyr in a lying position were found. Now All in the Archaeological Museum of Ephesus these findings in the Trajan Fountain are exhibited.