给定一个英文段落，生成一个与该段落相关的问题。


英文段落：“The Great Barrier Reef is the world's largest coral reef system composed of over 2,900 individual reefs and 900 islands stretching for over 2,300 kilometers over an area of approximately 344,400 square kilometers. The reef is located in the Coral Sea, off the coast of Queensland, Australia.”
What is the location of the Great Barrier Reef?