Serpentine pavilion 2016: Bjarke Ingels' pyramid for the Minecraft generation

Is it a wall? Is it a cave? Actually, this year’s pavilion started life as shelves – but it has gawp-factor by the bucketload. And for those who like follies, there are four satellite summer houses to explore tooA teetering stack of fibreglass blocks has landed in Kensington Gardens, rising above the Serpentine Gallery in a stepped wall, before billowing out to form a cave-like space within. “We’ve taken the most fundamental element of architecture,” says Danish arc