Generate an illustrated travel poster for lisbon portugal utilizing several prominent landmarks from the city including the following landmarks but the illustration is centeretd around the famous yellow tram. Other landmarks include: Belém Tower, Jerónimos Monastery, Praça do Comércio, São Jorge Castle, and 25 de avril bridge. Design style is a modern, minimal style, with thin lines, not overly intricate in style, flat shading and modern graphic illustrations