Mulong Railway East Section, Black Rock City.
The reason religious organizations are so keen on constructing marvels is that you can't explain the true essence of their doctrine to a group of uneducated rural villagers.
During periods of cultural vacuum, a unique way of explaining the workings of the world that is coherent and self-consistent only works for people who are literate and have substantial comprehension abilities.
But this is clearly far from enough.
When the Eternal Sect constructed the breathtaking Eternal Clock Tower that breaks through the clouds in Aran Imperial City centuries ago, those who had only basic teachings at that time, upon seeing it, just took it as a miracle and paid homage.
And today.