How many points is a touchdown worth in the NFL?

What name is given to the 1967 NFL Championship game between the Packers and Cowboys played in extreme cold? Which team won the 1967 "Ice Bowl" NFL Championship game? Which team was the victim of the "Music City Miracle" kickoff-return play in January 2000? Which receiver scored on the "Minneapolis Miracle" in the January 2018 playoffs? How many points is a field goal worth? How many points is a safety worth? How many points is a successful kick after a touchdown worth? How many points is a successful two-point conversion worth?