There’s something unshakeable about 007’s bond with Venice. But even though he’s visited on no fewer than four separate occasions, are we any clearer about why he keeps returning? Fellow Venice-addict David Lowbridge-Ellis, our Editor-in-Chief, takes a seven stop tour through the lagoon (an inflatable gondola is helpful but not essential) to uncover why the Bond stories keep being drawn back to this most unreal of cities.