Yeah, I forgot about the Temple and Market towards the end of the 1st age.
My biggest problem right now is finding the right balance between number of civs and map size. Too many civs and you get squeezed by turn 30, too few civs and you expand so much that your military cost implodes your empire! I'll keep tweaking...
Also, should coal be a luxury resource? I found it odd that it was while gems, gold, and jade aren't. I switched them in my game, but was wondering about them.
And another also

D), I simply love the music you've added. Nice touch.