Create an optical illusion artwork showcasing a bustling city skyline made up of traditional cultural festival tents, each representing a different aspect of global business and collaboration.

Generate an optical illusion illustrating an energetic city skyline, formed by an array of traditional cultural festival tents. Each tent is distinctively designed to represent a different aspect of global business and collaboration. Some tents symbolize international trade negotiations, others relate to cross-cultural teamwork, and still others represent the harmonious blend of diverse business cultures. This cityscape is teeming with life, characterized by a harmonious mix of old and new concepts tied into the global business ecosystem. Remember to use vibrant colors to make it a rich, captivating composition.