The Spray Can Trail

Barcelona’s Weirdest Street Art Is Hiding in Plain Sight

Barcelona is a city built on surprises — medieval alleyways that twist unexpectedly, secret courtyards behind iron gates, and yes, even spray cans bolted to the walls. I stumbled on the first one by accident. A single can, painted and mounted like some kind of cryptic message. Then another. Then four in a row. And suddenly I wasn’t walking anymore — I w…