"THE COTTON CASTLE" in Turkey - Pamukkale, Turkey. This is a natural attraction in southwestern Turkey. Snow white terraces are made of travertine, a sedimentary rock that is deposited by water flowing from the hot springs.
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.