whimsical 3d mountainscape with pastel peaks, floating hot air balloons, toy-like buildings, and sky copyspace, concept of travel

mountains 3d pastel balloons whimsical toy architecture city landscape peaks floating playful creative fantasy sky copyspace design concept travel tourism hospitality vibrant digital art scene polygonal buildings shapes color scenic adventure minimal gradient imaginative background mockup branding marketing advertising vacation exploration clouds rendering conceptual terrain dreamy heights perspective