Barcelona's city council has announced its plans to transform one in three streets in its Eixample district into green, car-free public spaces to tackle air pollution. More about Barcelona to convert a third of central streets into car-free green spaces
Spanish practice Smart & Green Design has re-designed the Barbican's touring Game On exhibition for a former underground cistern in Madrid, using more than 150 LED arches to evoke the neon colours of the 1980s. More about Game On's neon-filled exhibition design pays homage to 80s video games
Tactile bricks and pinewood partitions decorate the La Nave apartment, which Nomos has slotted into the concrete shell of a disused workshop in Madrid, Spain. More about Old Spanish workshop converted into tactile family home by Nomos
Patricia Bustos Studio channelled "aesthetic madness" to create the striking bright-pink interior of this rentable apartment at the heart of Madrid, Spain. More about Minimal Fantasy holiday apartment in Madrid is almost completely pink
Craggy boulders jut through walls in these off-grid guesthouses that architecture studio Mar Plus Ask has built in Mallorca, Spain, for creatives in need of a quiet escape. More about The Olive Houses are off-grid retreats hidden in Mallorca's mountains
Barcelona studio ON-A has envisioned a 26-hectare park in the city that would rise up to cover FC Barcelona football stadium to the west. More about ON-A proposes covering Barcelona's Nou Camp stadium with Nou Parc
Architectural photographer Sebastian Weiss has captured the brightly coloured La Muralla Roja housing estate designed by Spanish architect Ricardo Bofill in his latest photo series. More about Sebastian Weiss photographs Ricardo Bofill's "delightfully confusing" La Muralla Roja
A number of leading architects and designers such as John Pawson, David Chipperfield and Marcio Kogan have unveiled residential designs for a development in Ibiza. More about John Pawson and David Chipperfield design houses for Ibiza community Sabina
The gabled forms of Santiagomendi House by Pauzarq Arquitectos are set into a hillside overlooking the Cantabrian Sea in Astigarraga, Spain. More about Pauzarq Arquitectos makes the most of views from hillside Santiagomendi House
Spanish architecture firm Zooco Estudio has covered the walls of this Madrid residence with bookshelves that span two levels. More about Two-storey bookshelf rises inside renovated Madrid house
A pale geometric relief wall offsets brass and green-marble decor details inside Forte Forte's Madrid boutique, designed by creative duo Giada Forte and Robert Vattilana. More about Forte Forte fashion boutique in Madrid is filled with shapely details
The 1960s film Playtime by renowned French director Jacques Tati set the tone for this whimsical co-working office that Masquespacio has designed in Valencia. More about Cabinette co-working space in Valencia plays off Jacques Tati's film Playtime
Casa Palerm is a standalone villa built for a hotel in Mallorca by architecture office OHLAB with a window designed to replicate the dimensions of a retro cinema screen. More about OHLAB frames cinematic views of the landscape for hotel in Mallorca
Grey stone walls and jet-black joinery meet to form the monochromatic interiors of this boutique hotel in northern Spain designed by Francesc Rifé Studio. More about Casa Grande Hotel in Spain occupies 18th-century stone manor house
A shiny brass wardrobe that's meant to resemble a precious jewellery box features in this apartment near Barcelona designed by Raúl Sánchez Architects. More about Golden wardrobe forms focal point of The Magic Box Apartment in Spain
Catalan architect Aixopluc has created an experimental apartment above its office in Reus, featuring a modular furniture system designed to rehabilitate abandoned buildings. More about Catalan architect Aixopluc creates prototype Alfondac guest apartment in abandoned studio
Architecture studio Mas-aqui has transformed an apartment in Barcelona into a multi-level home lined with wood and ceramic tiles. More about Mas-aqui uses multiple levels to open up Yurikago House in Barcelona
Architecture studio Cavaa has revamped this apartment in Vilanova i la Geltrú, Spain, using multi-functional furniture to maximise the space. More about Cavaa designs colourful built-in furniture for an apartment in Spain
caPale timber partitions were used to transform a 180-year-old barn in Spain into an office space for and by studio Nordest Arquitectura. More about Nordest Arquitectura uses wooden partitions to convert old barn into offices for its studio
Gabled chipboard boxes connected by concrete stairs fill the open space of Casa Mac, a house designed by architecture studio La Errería in Alicante, Spain. More about La Errería builds bedrooms in chipboard boxes for house in Alicante