Realistic photograph of the River of Eternity, an awesome cosmic Aurora nebula starfall river meandering through the fantastical Cavern of Luminous Wonder, filled with life,captured with a Canon EOS R6 Mark II and a 35mm f/2.8 lens, natural light. Crystalline flowers grow alongside iridescent gemstone boulders, surrounded by vibrant multi-colored flowers and tall grass, as a huge waterfall spews forth a column of multicolored light, and the Tree of Life glows in the center, the life-apples (the fruit of ambrosia) glimmers between the leaves. The river is filled with cosmic Aurora nebula starfall, the literal River of stars flowing from the Tree of Life. Emphasize the many gemstone boulders, amethyst, sapphire, topaz, ruby, and emerald, the gemstones glow and deliver serene radiance to the cavern in this vibrant nightshot, dark HDR skyline. gorgeous landscape photography, aesthetic stellar photography, vivacious, captivating and enigmatic, artistic and elegant, very detailed, high resolution digital photography, soft illumination, backlighting, professional color grading, perfectly clear, fireflies swarming in the distance