Just back from Saint Petersburg, one of the most amazing cities I have ever seen, on the trail of Mannerheim as always, and also putting together material for another book project, about the activities of Japanese spies in pre-Revolutionary Russia. By the side of the glittering River Neva, I dropped in on Alexander Nevsky, at his last resting place near the Nevsky Monastery on Nevsky Place, at one end of Nevsky Prospect, the glorious boulevard that stretches all the way across the city to...