What website can I use to get all the information I need about a specific State (North America)?

Answer 1

That depends on what you need.

Answer 2

http://www.50states.com/facts/

http://www.enchantedlearning.com/usa/states/

http://en.wikipedia.org/wiki/Main_Page

http://quickfacts.census.gov/qfd/states/00000.html