Australia is a land of contrasts and unique environments. Which of the following statements about the land down under is NOT true?

Actually, the longest canyon in the world is the Grand Canyon at 277 miles long, up to 6,000 feet deep, and 18 miles wide. The deepest canyon in the world is Tibet's Yarlung Zangbo Grand Canyon, which at some points extends more than 17,490 feet deep.

Asked by Rachel Bortles · Last updated 4 years ago · 7.9K views