Discover Europe with the 'Only In' Guides! These ground breaking city guides are for independent cultural travellers wishing to escape the crowds and understand cities from different and unusual perspectives. Unique locations, hidden corners and unusual objects. A comprehensive illustrated guide to more than 80 fascinating and unusual historical sites in Germany's second-largest city - Prehistoric stones, wartime air raid shelters, hidden cellars, unexpected sanctuaries, and eccentric museums. Tracking the history from Charlemagne's Hammaburg and the Hanseatic League to the Third Reich and the Federal State of Hamburg. Includes sites such as; John Lennon's doorway, a floating church, the English sewers, and the unicorn of the deep

The 'Urban Explorer' Duncan J. D. Smith is a travel writer and photographer. In his ground breaking 'Only In' Guides he reveals European cities from unique and hidden perspectives. He has travelled across several continents and described his experiences in books, magazines, and online. Born in Sheffield, England in 1960, he studied history and archaeology at university. He is a Fellow of the Royal Geographical Society.