Evanescent Landscapes: Discussions on art, experienced landscapes and urban dialy is an essay about artistic proposals that deal with spatial interference, especially interventions realized in the city .Brings up issues relating to urban space, private and private - led to the contingencies of the public sphere - in disparate situations. Relating contemporary practices, different languages, with experiments that permeated the twentieth century. Among the works in dialogue with the boundaries of art, this work brings images of photographer Anthony Saggese(1988-1990), entries of artist Joan César(2010) and dynamic landscapes of artist Daniel Burem(2010) as well, the proposal Experiência número 2 of the archtect and artist Flávio de Carvalho(1931), and and some guidelines developed in the experiments Situationists during the 60s. The common sphere is rethought in front of the paradigms and dilations of daily exchanges. Michel De Certeau, Louise Gans and Giorgio Aganbem are authors that guiding and problematize the space, and they serve as a framework for the discussions that follow. The first theoretician contributes to this research whit the opposition between the tactics (movements which,the action is constantly reviewed by environmental conditions) and the strategies (intentions directed to an assumption, or an ending). Allied to this duality, Louise Gans and Giorgio Aganbem illuminate spaces that are configured averse to frames and generalizations, pointing flows of landscapes experienced. It is up the lines that follow expose the invented city and forms of to labor the body in spaces by way on art. Already, the central question of this text is given in front of the modern thinking and the possibilities that opening up with the deterritorialization of the information and inventiveness in urban experience.