HIKINGSee herds of wild burros on this easy hike near Phoenix. Here's where to find themMare CzinarSpecial for The Arizona RepublicWild burros on the Biscuit Flat segment of the Black Canyon National Recreation Trail near Phoenix.Mare Czinar/Special For The RepublicWild burros cross the Biscuit Flat segment of the Black Canyon National Recreation Trail near Phoenix.Mare Czinar/Special For The RepublicAn uncommon white burro on Biscuit Flat, part of the Black Canyon National Recreation Trail near Phoenix.Mare Czinar/Special For The RepublicCholla cactus are abundant along the Biscuit Flat segment of the Black Canyon National Recreation Trail near Phoenix.Mare Czinar/Special For The RepublicSaguaros and mountain views on the Biscuit Flat segment of the Black Canyon National Recreation Trail near Phoenix.Mare Czinar/Special For The RepublicThe view of New River Mesa viewed from the Biscuit Flat segment of the Black Canyon National Recreation Trail near Phoenix.Mare Czinar/Special For The RepublicThe Emery Henderson trailhead on New River Road is a well signed access point to the Black Canyon National Recreation Trail near Phoenix.Mare Czinar/Special For The RepublicThe Biscuit Flat segment of the Black Canyon National Recreation Trail near Phoenix follows single- and double-track paths.Mare Czinar/Special For The Republic