Stroll down Haidian Park Road and discover Beijing's best-kept secret! This tree-lined avenue, known as the 'city's green lung', is flanked by century-old trees that transform with the seasons—cherry blossoms in spring, emerald canopies in summer, golden ginkgos in fall, and snow-laden branches in winter. Hidden gems like hipster cafes and indie bookstores dot the street; sip a pour-over coffee by floor-to-ceiling windows as sunlight filters through leaves onto weathered walls. Pro tip: Come at dusk when the sunset pierces through the treetops, creating a photographer's dream scene!