Built in 1954, the Donald and Helen Olsen House was designed by Berkeley architect Donald Olsen and is a well-preserved example of International Style. A modern masterpiece in Northern California's Berkeley Hills, the architecturally significant dwelling was landmarked by the city in 2009 and added to the National Register of Historic Places in 2010.   Photo 6 of 6 in Favorites by bobbie watt from 50 Jaw-Dropping Glass Houses That Shatter Expectations

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Built in 1954, the Donald and Helen Olsen House was designed by Berkeley architect Donald Olsen and is a well-preserved example of International Style. A modern masterpiece in Northern California's Berkeley Hills, the architecturally significant dwelling was landmarked by the city in 2009 and added to the National Register of Historic Places in 2010.