Ethereal Amethyst Portal: Mystical Pyramid

Prompt:  Majestic wormhole/stargate portal, ethereal amethyst orb floating above a mystical pyramid, ancient stone stargate adorned with intricate cartouches, sigils, and alien glyphs, nestled in a valley desert oasis, vibrant palm trees swaying between towering cliffs, meandering rivers with a cascading waterfall, distant mountains shrouded in mystery, depth of field emphasizing scale and grandeur, cosmic color palette of purples, blues, and earth tones, dramatic lighting casting enchanting shadows, digital illustration blending realism with fantasy elements, high resolution for intricate details, inspired by ancient civilizations and science fiction, ArtStation.