Through my Archway

I saw this concept on a few other photomanipulations and thought I'd try my own interpretation. Please leave feedback. Thank you.

Resources:
Model - www.deviantart.com/art/Watchin…
Archway - www.deviantart.com/art/Arch-of…
Mountains - www.deviantart.com/art/Mountai…
Grass foreground - www.deviantart.com/art/Grassy-…
Desert ground - www.deviantart.com/art/Funky-T…
Earth - www.deviantart.com/art/Earth-2…
Floating Island - www.deviantart.com/art/Floatin…
City - www.deviantart.com/art/Skyline…
Hot air balloon - www.deviantart.com/art/Hot-Air…
Mushrooms - www.deviantart.com/art/Mushroo…
Cracks - www.deviantart.com/art/Crack-E…
Grass brush - www.deviantart.com/art/gvl-Sud…

I think thats everything. If i've missed anything please let me know. Thank you all for the amazing resources!