The perfect placement for a gazebo would be in a spacious and open area in the garden or backyard. The gazebo should be positioned in a way that allows it to receive plenty of natural light, while also providing shade during the hot summer months. It should be placed in an area that is easily accessible and convenient for outdoor gatherings and activities. Ideally, the gazebo should also be positioned in a way that maximizes the surrounding views and creates a sense of privacy and seclusion.