The text of the pages on Rome is based on the consultation of several current guides of the city, atlases, encyclopaedias. I found particularly helpful the detailed guides (Guide Rionali di Roma) published by Fratelli Palombi Editori. In addition to these sources of information I consulted the following books. The texts on locations outside Rome and its environs often include excerpts from travel accounts which are listed at the end of this page.
History and Art:
The pages on other Italian locations and other countries include excerpts from the following travel accounts: