Wikipedia.org , this website is a very helpful website.This is a educational website and it provide a full detailed information in any topic.
This website information is true or real.
The main feature of this website is all informational material is free of copyright.
This website design and management also good and beautiful. Wikipedia is a main and big source of information. You search any topic this website and it provide a full of information with deeply detail and correct just in 5 second.
I using this website past 5 to 6 years. So this website is a totally free and correct.