Katrina Donham and her husband visited the High Line on a trip to New York City without the kids.Courtesy of Katrina DonhamMy husband and I just went on our first vacation without our kids.We left them with my mother-in-law and headed to NYC, where we used to live.We reminisced about past chapters of our lives, and talked about what's coming next, too."I can't even remember the last time I had brunch like this," I said.