1.Added a Levels Adjustment Layer. Moved the black point slider to the inside of where the darkest information began. This pretty much solved most of the problems.
2.To bring back some lost details, I used Color Range set to Shadows. Added a Curves Adjustment Layer and adjusted the Curve to open the shadows and bring back some detail from the shadows.
3.Next I added a Hue Adjustment Layer to boost the color and remove a bit of the color cast to make the gold statues look golden.
4.Applied Unsharp Mask to sharpen photo