What are some good genealogy sites that are free?

Question:

What are some good genealogy sites that are free?

Most of them I have found are connected to Ancestry.com, and you have to pay for the information. Also, is there a way to find if a person was ever incarcerated, and what for, if it was many years ago?

Best Answer - Chosen by Asker: Hey Dianna,

LDS Family Search,
Ellis Island,
Roots.com (does connect, but is free)
GENFORUM