7x7

high dive: Casa Zicatela in the Oaxaca coastal region references Le Corbusier and the retro look of municipal swimming pools 

rip: legendary actor Christopher Plummer (*1929) has passed away 

polar flare: visualising the true size of terrestrial landmasses through cartographic distortion plus mapping countries as offworld colonies  

gulf stream: lack of circulation during ice ages past may have meant the Arctic and North Atlantic Oceans had fresh water 

dataviz: sleek, informative infographics by the Great Grundini  

réseau pneumatique: an exploration of the pneumatic postal system of Paris—see also  

hq2: a preview of the new Amazon headquarters (previously) building in Arlington, Virginia