Geographer Xu Xiake's contribution lies in establishing the classification of terrain, and developing the research methods of investigating nature on the spot, describing nature systematically, comparing and analyzing, exploring the essence and improving it to the theoretical level.

Xu Xiake's travel notes not only make great contributions to geography, but also have high attainments in literature. It is a travel literature with delicate writing style. The natural scenery it describes is simple and beautiful, and it is known as "the truth of the world, Dai Mengji, strange words and strange words". It also describes various meteorological changes such as rain, fog, sunny and cloudy in nature, and also describes natural scenery such as mountains, water, strange rocks and strange trees. Reading Xu Xiake's book is like a landscape in front of you, and it is very immersive. His words guide us to follow in his footsteps, including strange mountains and rivers, strange peaks and steep rocks, rapids and rapids. People can't help but marvel at the landscape of the motherland and have infinite affection for it.