Envision a vector icon for an expo that showcases a stylized representation of a cityscape at night, with towering skyscrapers and neon lights, symbolizing the excitement and energy of a major event.

Design a minimalist yet striking vector icon for an expo, featuring a stylized letter "E" made up of tiny, interconnected gears and cogs, conveying a sense of innovation and technology.

Create a vibrant and futuristic illustration of a vector icon for an expo event, featuring a stylized globe with a bold, geometric pattern of lines and shapes, surrounded by a circle with a subtle gradient effect to give it a sense of depth and dimensionality.