Sacred Tree Plain was one of the largest basins within the Southern Frontier. Covering more than fourteen million square kilometers, it was one of the core regions of Kun Province in the Southern Frontier, as well as the seat of Prince of Guangnan's Mansion.
Zhang Tie's airship came to a stop outside Guangnan City.
Guangnan City was the busiest first-class metropolis in the Southern Frontier. The city itself covered nearly ten thousand square kilometers, while its population within and beyond its walls approached one hundred million.
Guangnan City was exceedingly prosperous, no less so than a first-rank provincial capital in Taixia. If no one told you this was the Southern Frontier, then as you walked along the roads outside Guangnan City, aside from marveling at the towering trees lining the roadsides, their shade spreading like clouds, you would hardly think you were in the Southern Frontier.
Zhang Tie traveled unobstructed from outside the city all the way into it. Because of his arrival, traffic controls had been imposed along the entire route from outside the city to Prince of Guangnan's Mansion, fully displaying the mansion's majesty.
Prince of Guangnan's Mansion stood at the very center of Guangnan City. Its layout resembled that of the Imperial Emperor City on Xuanyuan Hill, with a river encircling the mansion beyond its outer perimeter. Prince of Guangnan's Mansion covered a full hundred square kilometers. The city walls around it rose seventeen zhang high, and security was exceptionally tight. Squads of warriors in gleaming armor stood guard atop the walls. The entire mansion was no less than a small city.
It was not until the convoy reached Prince of Guangnan's Mansion that Zhang Tie learned his airship could actually have landed inside the mansion. The reason the mansion had insisted on having his airship land