The number two slot is also taken by a project in Spain, this time an apartment that sits on the roof of another house.
Another house was the third most-viewed - a contemporary cliff-top house in Chile.
The colourful horizontal projections of this Bank in Tokyo by architect Emmanuelle Moureaux attracted fourth place on out list.
A split-level terrace house in Girona, Spain by 05 AM Arquitectura is the fifth most popular story from April.
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