Kayaking London’s canals by night with Secret Adventures – a perfect winter escape

It is a cold, mid-November evening. Twenty-two people stand squeezed into lifejackets and brightly-coloured waterproofs; 11 kayaks float silently, waiting for us like a pod of whales upon the glassy surface of Limehouse Basin. The cloudy night sky shows no stars, but the rain, at least, stopped sometime earlier. Excitement fills the air - whatever the weather, I don't think…