Yup, HIGHLY doubt this is a real picture even though it is said to be. makes me sad! Why can't the real outer space be as colourful as a fake picture like this? :/ --- if it's any consolation, this could be the sky on another planet.
The inspiration for the Karka Queen's habitat in Southsun in Guild Wars Natural Rock Pools, Pamukkale Turkey. Pamukkale's terraces are made of travertine, a carbonate sedimentary rock deposited by water from the hot springs.