Few guides exist for Lebanon. The bradt guide is a good option! addresses, good plans etc.

Description of the publisher:

This New, Thoroughly Updated Third Edition Remains The Only English-Language Guide dedicated to the Smallst Country on the Asian Continent. Comprehensively Updated Through, Political and Social Changes Since The Previous Edition, IT Also Includes Up-To-Date and New Listings for Hotels, Restaurants and what to see and do. Bradt's Lebanon Offers Detailed Coverage of Areas Ignored by Other Guides As Well As More Extensive Cultural and Practical Information

New for this edition are specialist features on aspects of Lebanese Cultural Life, Additional Background Information, Extended and Revised Coverage of the Aammiq Wetlands, New and Updated Maps, and Coverage of the Region's First Chocolate Museum, Choco Story in Beirut.