Hawaii was before kids, but all else were with at least two of the kids
We are also tracking our visits to all the National Park Sites in the U.S. park system here.
A good resource for outside hiking/exploring many of the national parks can be found here: https://www.dirtinmyshoes.com/ (created by a former park ranger).
Download/Print detailed maps of any area: https://www.gaiagps.com
Topographic maps for areas: https://caltopo.com