A stunning and futuristic panoramic view of a sprawling greenhouse megacity. The massive cityscape is made up of interconnected glass and steel structures, creating a lush urban jungle. The background skyline features a variety of buildings, from towering skyscrapers to smaller residential dwellings, all connected by a complex network of walkways and bridges. The overall atmosphere of the image is both vibrant and serene, with a harmonious blend of technology and nature.