Footnote
a Urique Canyon reaches a depth of 6,160 feet [1,879 m]; Sinforosa Canyon, 6,000 feet [1,830 m]; and Batopilas Canyon, 5,900 feet [1,800 m]. The Grand Canyon is about 5,300 feet deep.
a Urique Canyon reaches a depth of 6,160 feet [1,879 m]; Sinforosa Canyon, 6,000 feet [1,830 m]; and Batopilas Canyon, 5,900 feet [1,800 m]. The Grand Canyon is about 5,300 feet deep.