Álvaro Siza was born in 1933, on the same year that the Bauhaus closed its doors. He is perhaps the last living modernist or, at the very least, the most significant voice to carry out the unfinished modernist project all the way into the 21st century. 'Siza – Unseen & Unknown' showcases this continuity through 100 sketches, as well as its contradictions. These drawings are from his most personal archive, in addition to small collections of close friends and family. Hence, they focus not only on the professional legacy but also on the familial one, where Maria Antónia Siza (1940–1973)