Nieto Sobejano Arquitectos have completed an underground museum in Spain with weathered steel towers and cylinders that emerge above a grass lawn (photographs by Roland Halbe and Fernando Alda). More »

A seafront auditorium in southern Spain has concave walls that resemble the deflated cheeks of someone taking a deep breath (photographs by Julien Lanoo). More »

Spanish architects Rstudio have designed a combined metro station and park in Alboraya near Valencia. More »

Panels woven from steel wire filter light into this combined cafe and gallery by Spanish architects MSB Estudi Taller. More »

Waiting rooms inside this red-striped health centre by architects Miguel Barahona and Luis Castillo overlook the Sierra de Gardor mountains in southern Spain. More »

TWO/BO Arquitectura and architect Luis Twose have converted a sixteenth-century Catalan house into a business academy for a pharmaceutical company. More »

Spanish architects Arranguren & Gallegos have converted a brewery in Madrid into a museum with an underground gallery and triangular windows. More »

Stacks of reclaimed roof tiles form walls inside this former slaughterhouse in Madrid by Spanish architect Arturo Franco. More »

Criss-crossing lengths of aluminium cover the glass facade of this Barcelona skyscraper by Spanish architects EMBA. More »

This metal house on stilts by Spanish architect Arturo Franco projects over a river valley in central Spain. More »

Spanish architects bgstudio have completed this looping bridge that links the historic city of Alicante to the beach, crossing a busy road. More »

Curving metal forms frame the glass facade of this market hall in Barcelona by Spanish firm MiAS Architects. More »

Photographer Roland Halbe has sent us some images of this town hall in Spain composed of overlapping cylinders, designed by Madrid architects Mansilla+Tuñón. More »

The zig-zagging doors of this mausoleum in Murcia by Spanish studio Clavel Arquitectos can only be opened in one specific order. More »