The present article shows a geographical interpretation of social exclusion processes happened on outskirts of intermediate Colombia municipalities; for this end, Pereira Municipality is assumed as study area, for being an attraction space of forced migrant population (in particular, of the Biogeographical Choco Zone). By this mean, the analysis approaches a structural, dialectical, scale and historical academic research to go deeply into the roots of urban spacial segregation; for this reason, the decisive social, economic, political, cultural and biophysical causes of such phenomenon are incorporated. Key words: Territory, landscape, forced migration, space segregation