Culture
The secret behind the Sagrada Familia's final towers: Stone, steel and 21st-century glue

An innovative modular construction system and 24 tonnes of structural adhesive have dramatically accelerated work on Gaudí's Sagrada Familia. More than 140 years after construction began, the Barcelona basilica is reaching one of the defining milestones in its extraordinary history.
Ozetta summarises; the reporting is the newsroom's