Wrapping up today, the International Contemporary Furniture Fair and the offsite circuit presented an array of great chairs. Here are five standouts – from Fritz Hansen, Capdell, Phloem Studio and more – spotted at ICFF and Wanted Design.

Four stylish bathtubs in water-saving shapes and sustainable materials.

The New Mariinsky Theatre by Toronto’s Diamond Schmitt Architects provides St. Petersburg with Russia’s first major performance venue since the time of the czars.

Overwhelmed by the amount of green­washing in the building industry? We present five case studies that offer solid options for designing and constructing green projects, from living roofs to geothermal systems.

German artist Tobias Rehberger re-invents his favourite Frankfurt hangout inside Chelsea’s newly-minted Hotel Americano.

Studio MK27 erases the line between inside and out in this low-slung home in the Brazilian city, furnished with a vibrant mix of new and mid-century modern pieces.

At Euroluce, the biennial lighting fair held in Milan last April, Philippe Starck revealed to Azure the dreams behind his three new fixtures for Italian lighting manufacturer Flos – and the challenges involved in creating them.

Designer and architect Ron Arad talks with Azure about PQ Eyewear, his new line of specs that explores 3D-printing and reinvents the hinge.