Tugu Tugu Tugu means a tower or a monument. Its presence in the middle of crossroad make it as a direction point for people. Architecturally, from Mt.
Javanese philosophy says that Mt.
Merapi represents the natural power, Tugu represents people power, Palace is the center of sovereignty and South Sea is spiritual power. It means that those all powers, as a unity, built the character of Yogya. To achieve the prosperity, the ruler must keep them in a balance harmony.