Is this the future of contemporary co-working spaces? Design classics and cutting-edge wellness treatments meet in a modernist building overlooking the Rhine in Cologne, renovated by German architect Thomas Van den Valentyn and interior designer Johannes van Linn (@johannesvanlinn). Valentyns (@valentyns.official) is filled with design furniture from the likes of USM, Le Corbusier, Vitra and Fritz Hansen. Gerhard Richter prints adorn the walls and there is a fully equipped wellness floor wit...