A colossal ancient desert oasis sanctuary centered around a massive sacred golden tree rising from crystal-clear emerald pools, towering white sandstone temples and ornate archways surrounding a central plaza, intricate geometric mosaics lining cobblestone paths, warm golden hour sunlight casting amber reflections across rippling water, tiny robed pilgrims carrying offerings walking along stone causeways, deep amber and cream color palette with cool turquoise water accents, reverent peaceful mood, dramatic circular composition with golden tree canopy dominating the sky, epic cinematic Lord of the Rings scale, hyper-detailed matte painting, 8K fantasy art