Thinking of hitting the Grand Canyon with toddler in tow? Jack was 13 months when we visited the park, right on the cusp of the baby-to-toddler transition. We were working on the whole walking thing, but hiking the trails obviously wasn’t in the cards for him. That wasn’t necessarily a bad thing for us, though! It meant we could still tackle any trails we wanted, as long as they could accommodate a sturdy all-terrain stroller, or were easy enough that we could use his baby hiking carrier…