We're road tripping SW USA and we're staying for 2 nights in downtown Flagstaff. The day before, we'll be driving from Springdale, Utah, and have booked the Upper Antelope Canyon for 10:40AM. and need a bit of advice on what to do with our time. In my eyes there are 3 possible options.
1st option: Springdale > Antelope Canyon (for 10:40AM tour) > Lunch on the way to Grand Canyon > Grand Canyon east entrance, drive around > Sunset at Grand Canyon > Flagstaff > \*Next Day\* Breakfast in Flagstaff > Sedona and Tlaquepaque shopping and art galleries > Lowell Observatory > Dinner and drinks in Flagstaff
2nd option: Same as above, but instead of Tlaquepaque and Lowell Observatory, we do a full day at Grand Canyon and then if we have time do Tlaquepaque and Lowell Observatory later on.
3rd option: Same as above, but do Lowell Observatory on the first night after we arrive in Flagstaff, freeing up time later on.