Installations at Concéntrico, a design and architecture festival in the Spanish city of Logroño, are challenging residents to look at what surrounds them in new ways.

Can apartment blocks really forge communal bonds and help tenants get closer to nature? This building in Barcelona shows the answer is a resounding 'yes'.

While other bookshops succumb to the Amazon effect and book collectors become scarce, one Parisian specialist is thriving.