About the book: 2015 / This book is based on a series of popular programs "Echo of Moscow". But this is not an interlinear story, but an unusually fascinating and completely unexpected study of the “other” St. Petersburg, full of secrets, riddles and numerous signs that have survived to this day. Leonid Matsikh has repeatedly conducted amazing excursions based on the materials presented in this book, recognized as one of the best in the city on the Neva.