Avernus Cathedral from Legacy Of Kain game series.
I created it a very long time ago.
And I don't remember exactly what resources are used here. It may be on deviantart or may be not.
If you see your resources in this image, please contact me and I'll add a link to your page.
For @Terra Nova planet Resource @ tnx burning-liquid - [link]
For @Galaxy - Resources@ tnx Qzma [link]
For the @ High Res PSD Planets @ tnx edubz02 [link]
For the @cloud brushes@ tnx JavierZhX [link]
For the @Church far set@ tnx wicasa [link]
For the @Package - Nature - 14@ tnx resurgere [link]
Tools: Photoshop CS3 & Ulead PhotoImpact 12