What made Amelia Earhart so famous and well known?

Amelia Earhart gained fame and success when she became the first woman aviator to fly solo across the Atlantic Ocean.

Amelia Earhart also became infamous in death. She was attempting a flight around the world in 1937 when her plane vanished. Neither Ms. Earhart nor her plane were ever found. To this day, there has never been any conclusive evidence as to what happened to her.