How to write a haiku poem<br>Go for a walk in nature. Many haikus are inspired by objects in the natural world, such as trees, rocks, mountains, and flowers. To get ideas for your poem, take a walk in a park nearby or go for a hike in the woods.
A manmade object can inspire a Haiku poem 
It stated that many of the haiku poem are inspired by nature (natural)  but it didn't say all therefore some haiku may be inspired by a manmade object.