Time zones in Arizona get extra exciting twice a year when the rest of the country jumps an hour for DST while we stay the same. Unless, of course, you're on t

Time zones in Arizona get extra exciting twice a year when the rest of the country jumps an hour for DST while we stay the same. Unless, of course, you're on the Navajo reservation, which does observe DST. Make sure you're not actually on the Hopi reservation, which is entirely surrounded by the Navajo reservation, because they don't observe DST.