roof. Under the name of Tereia, was worshipped in a mountain near Lampsacus. Sanctuaries of Sanctuaries dedicated to were built on mountains, being round in shape and having no roof so the Fire from the altar at their centre could reach the sky. Depending on the worshippers' capabilities, sanctuaries of were built as a circle of stones or slabs, with the circular shape representing both the Sun and Fire. A famous sanctuary of with an oracle of the god in the country of the Satrae was located on the highest mountain of that tribe's territory, called the hill of (likely on the Rila range in the southwestern Rhodope Mountains). The Temple of was first recorded in the 5th century BCE by Herodotus, and was later mentioned by Pseudo-Aristotle, Suetonius, and Cassius Dio. In the 5th century CE, Macrobius described the famous temple of "Dionysus" as being round, with a roof open at the centre so that the light of the Sun at noon would fall exactly on the altar at the centre of the sanctuary; the shape and placement of this temple clearly connected it with the solar cult. The priests of this temple were chosen exclusively from the Bessi tribe, but the temple itself initially did not belong to any single tribe, though it later became the object of inter-tribal disputes, and when the Romans took it away from the Satrae and gave it to the Odrysae, its Bessi high priest of the god, Vologases, started a rebellion. was also worshipped on Mount Pangaeum, which was one of the places considered to be the most sacred to , and where, according to myth, the cithara plant grew from the blood of Orpheus who was killed there. Henceforth, legend claimed that whenever 's chthonic aspect was worshipped on this mountain, the cithara plant would resound like a lyre or cithara. Cult Mystery cults The Thracian mysteries were secret chthonic cults whose teachings were based on the doctrine of the immortality of the soul as preached by Orpheus/. Only male warriors were allowed to become initiates and participants of the Thracian mysteries, which in this aspect made them similar to the assemblies of the secret of ancient Iranian peoples. And like the Iranian mysteries, the Thracian mysteries consisted of fertility rites and the fight against the Chaos-dragon, and were centred around immortality. Similarly to Iranian mystery cults, where Yima took only