The architectural compositions are the fruit of time settings andvarious events. They are the legacy of several superimposed layers and /or juxtaposed, and the result of suggestive projects evokes stratifications,which juggling between two time frames; past and present and theformation of urban palimpsest; the city. The architecture is an "intelligible matter" that involves reasoning andinduces to express and show an intentional act, which creates architecturalexpression of a thought, identity, that is, a "trace". The latter allows thearchitect to design and to include an architectural idea that is recognizableand readable through the perception of space and time. Therefore, theperception of architecture evolves to adapt constantly to the newconditions of use. The architecture is a path and an open book to thefuture, but is also a testimony of the past and a memory.