Rome and Papal States during the Renaissance

I really need following items of information of Rome and Papal States during the Renaissance;

a) Geography
-Vegetaton
-Climate

b) Knowledge ad Ideas
- The type of goverment and/or who the ruling family was
- How theruling family made their money
- If applicable, who the ruling family was in cnflict with
- Main in dustries in this area
- The type of social system in this area

c) Cultural Contat
- Which groups this City-State had contact with
- What their internatinal relations were like
- Why this City- State was so important

d) Additional Information
- Festivals

Plaese let me know the site too!
Thanks a lot!