Starting with Bleobaris a series of great projects was begun. This has continued since his day and each project or structure is recorded for all time. The megolithic constructions are listed in the order in which they were completed.

Cultivation Projects
Akasian Hills - Completed under Exarch Bleobaris 2792
South Akasia - Completed under Queen Ava 2837
The Salt Shore - Completed under Exarch Bradley 2874

Adventurers Guild
Much exploration was needed and there were those seeking employment. So Regaldros was chosen as it was a hub for all manner of folk.
Commissioned under Exarch Bleobaris - Completed under Princess Ava 2809

Acropolis
Fortress built to protect Pontezium and governmental buildings
Commissioned & completed under Queen Ava - 2832

Palace of Renewal
Huge governmental complex in and around the Acropolis. In times of certain peace there are several areas open to the public where weddings and ceremonies are held.
Commissioned & completed under Queen Ava - 2840

Merchant Guild
Overseeing trade between the Empire and the western Successor States. The increase in overall record keeping has led to greater tax accountability throughout the land.
Commissioned & completed under Exarch Bradley - 2861

Society of Magic
A gathering place for those with the mystic arts. Classrooms, vaults, libraries, and other useful buildings larger enough to accommodate new students as well as established scholars. Those with potential are thoroughly tested prior to admittance.
Commissioned & completed under Exarch Maros - 2872