Urban landscape has become a word which is referred to frequently in many subjects. This article start with the derivation of to do research on deduction from landscape to urban landscape from that urban landscape practices causing subjects being founded to urban landscape in various fields, to do research on deduction from landscape to urban landscape, indicating that the appearance of urban landscape is the request from self-open-up and self-extending when subjects develop to some stages. Finally it indicates characters under different scale while it cleans up the sequence of correlated subjects, and to find where to go in the future.