The industrial harbour of Swedish city Gothenburg is the setting for this sauna by Raumlabor, which features a rusty steel exterior and a warm timber-lined interior (+ slideshow). More about Raumlabor builds industrial-looking sauna above the waters of Gothenburg port
A sauna, gymnasium, baths and caretaker's lodgings are housed in these four buildings at a seaside tennis court in Chile, which were planned by Felipe Assadi Architects to look like one long but disjointed building. More about Tennis court buildings by Felipe Assadi zigzag towards the Chilean coastline
A new installation by Boston-based architecture studio Matter Design features a wooden box with sculptural interior walls that radiate different temperatures, creating an "intimate and contradictory set of experiences". More about Matter Design's Microtherme conceals voluptuous concrete forms within a wooden box
Graduate shows 2015: students from the Oslo School of Architecture and Design have designed and built a seaside sauna made up of three wooden bands that stagger up over the rocky terrain (+ slideshow). More about Oslo architecture students build a wooden sauna that steps over the Norwegian landscape
This timber-clad sauna for a seaside home in Sweden was designed by Stockholm studio Murman Arkitekter with two gently angled wings that overlook the Baltic Sea (+ slideshow). More about Pine-clad sauna by Murman Arkitekter sits on the Stockholm archipelago
A sauna is housed within this wooden hut by Andre Tchelistcheff Architects, which perches on a grassy knoll overlooking the Hudson River and Catskill Mountains in upstate New York (+ slideshow). More about Wooden cabin by Andre Tchelistcheff Architects houses a sauna in the Hudson Valley
Behind the burnt-timber exterior of this sauna by Canadian studio Partisans is a cavernous cedar interior that emulates the form of a seaside grotto (+ slideshow). More about Lakeside sauna by Partisans designed as a cavernous wooden grotto
German architecture collective Modulorbeat stacked concrete components normally used for mine shafts to create a tower housing a tiny sauna on the outskirts of the city of Bochum. More about Modulorbeat creates One Man Sauna inside a stacked concrete tower
This tiny wooden cabin in Sweden contains a sauna and a bedroom with large picture windows that frame views of the surrounding forest (+ slideshow). More about Ermitage Cabin by Septembre
Milan studio AtelierFORTE have built a sauna in the northern Italian countryside that has wings like a bird. More about Sauna Huginn&Muginn by AtelierFORTE
In the freezing winter months this wooden sauna on a Finnish island can be towed like a sledge over a frozen lake to find the right spot for a plunge pool. More about Denizen Sauna by Denizen Works + Friends
A herb garden surrounds this glass-fronted spa in Santiago by Chilean studio LAND Arquitectos. More about Spa Atrapa Árbol by LAND Arquitectos
Czech studio H3T architects have hung a sauna beneath a bridge over the river Elbe. More about Flying Sauna by H3T architects