Complex sentence: According to local legend, Glen Lake was recognized as one of the most beautiful lakes in the world by National Geographic Magazine, although the National Geographic Society denies ever publishing such a ranking, the assertion dates back to at least 1936.
Split into simpler sentences: According to local legend, Glen Lake was recognized as one of the most beautiful lakes in the world by National Geographic Magazine. Although the National Geographic Society denies ever publishing such a ranking, the assertion dates back to at least 1936.