The Haussmann style ... architecture is marked by dormer windows and mansard roofs, which had to be angled at 45 degrees to allow the maximum amount of sunlight on the streets below. Inside ...

But take a closer look and you’ll start to notice that buildings from similar periods of history often share characteristics and features — they belong to the same architectural style.

Frank Lloyd Wright's 'Winslow House' — considered by many to be one of the first Prairie style homes — recently went on the market, offering a glimpse inside this iconic architectural style.