Walt Whitman is considered one of the most influential American poets. In his collection Leaves of Grass, he explores themes of spirituality, democracy, and technology. However, nature stands out as one of his most significant topics. In poems like Song of Myself and Crossing Brooklyn Ferry, Whitman uses nature symbolically and sees a connection between nature and humanity. He believes humans are intrinsically linked to the natural world. The document provides analysis of how Whitman depicts nature and the natural elements in these two poems.