Local News 'Elephant Passage' Debuts At Denver Zoo May 14, 2012 / 12:00 PM MDT / CBS News (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' Toyota Elephant Passage at the Denver Zoo (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS) Denver Zoo's New 'Elephant Passage' (credit: CBS)