Frankly, I’d rather the author was there

My book has already toured Lake Como, Ithaca and London. Now reader Marcus Procopio takes it to Vico Equense, near Naples, where the book’s volcanic eruptions meet a volcano:

To show the book - or, please, the author - the world, buy your own travelling companion here. Buyers will also get the Bolt Bulletin, the third edition of which has been delayed for personal reasons. I will get cracking soon.