Wow, this is a thing of beauty. So many details to highlight - the curve of the collosseum section is great, the huge stairway, the doors inside the temple, that photo of the Zeus statue with the glare off the lightning bolt, the great custom robe, especially on the seated philosopher, etc etc etc.
This reminds me of way back in the day, like the late 90's, there was an ancient building contest...
...searching...hey! Lugnet comes through...ancient-theme.com
Lots of great things, but the one in particular I was thinking of was Erik Olson's Sanctury of Fortuna Primagenia at Praeneste
You've taken something with the same beauty and grandeur, but updated it with the best modern building techniques.