Peruse mid-century furniture at Hackney Flea Market, gorge on falafel wraps and British cheese in Borough, soak up the vibe at Camden Lock and then buy a bunch of fresh eucalyptus or a five-foot monstera at Columbia Road.That's a weird day out - but a good one! London's got hundreds of markets but these are the only ones you need to know about.So grab an empty tote bag and be prepared to hunt for some treasures.This is part of a growing series of opinionated guides which offer no-nonsense insider's advice on what to do and see in Britain.