A vibrant, fantastical landscape featuring a glowing river, jagged mountains, and a radiant sky with streaks of light.

Beneath a cosmic sky painted in hues of deep purple and vibrant pinks, a surreal landscape unfolds. The horizon is dominated by jagged, rocky mountains that stretch towards the heavens, their peaks sharp and rugged. A winding river of molten lava, glowing with fiery orange and red, snakes its way through the terrain, carving a path through the rugged landscape. The sky above is alive with streaks of lightning, their vibrant pink and purple hues contrasting sharply with the dark, star-studded expanse. The overall mood is one of otherworldly beauty and dramatic intensity, evoking a sense of awe and wonder at the raw power of nature. This scene is a perfect blend of fantasy and reality, inviting viewers to lose themselves in its mesmerizing beauty.