Blue Mountains 2 PrintBLUE MOUNTAINS in Sydney natural blue haze created by vast eucalyptus forests in this World Heritage area. The amazing tiny droplets of oil is released from the trees that mix with water vapor and sunlight to produce the distinctive colour. You just feel like your in another world when you see The Blue Mountains. Visualize this artwork in your space by requesting a wall imposition. If you're in Melbourne, if you're interstate or overseas, schedule a