Battle of Gaugamela main Persian infantry was poorly trained and equipped in comparison to Alexander's pezhetairoi and hoplites. The only respectable infantry Darius had were his 2,000 Greek hoplites and his personal bodyguard, the 10,000 Immortals. The Greek mercenaries fought in a phalanx, armed not with a heavy shield but with spears no longer than three metres, while the spears of the Immortals were two metres long. Among the other Persian troops, the most heavily armed were the Armenians, who were armed the Greek way and probably fought as a phalanx. The rest of Darius' contingents were much more lightly armed; the main
Thracian Tomb of Kazanlak Thracian Tomb of Kazanlak The Thracian Tomb of Kazanlak (, "Kazanlǎška grobnica") is a vaulted-brickwork "beehive" (tholos) tomb near the town of Kazanlak in central Bulgaria. The tomb is part of a large royal Thracian necropolis in the Valley of the Thracian Rulers near their ancient capital of Seuthopolis in a region where more than a thousand tombs of kings and members of the Thracian aristocracy can be found. It comprises a narrow corridor and a round burial chamber, both decorated with murals representing a Thracian couple at a ritual funeral feast. The monument dates back to the 4th century