Why are tiny houses appearing on Chiswick's streets?

Something mysterious is happening on the streets in Chiswick.

Tiny houses, no more than an inch-high, have been appearing on the roads.

Nobody knows where they have come from.

But BBC London suspects a secretive guerrilla gardening group known only as Abundance is behind the phenomenon, and sets out to find out whether they're behind the small-scale developments.

27 December 2019