This band shell–shape rock formation, a natural wonder of acoustics, is a great place to let kids run around and yell to their hearts’ content. It’s four miles north of Ghost Ranch [1]; there are pleasant picnic areas tucked among the brush and a couple of campsites ($2 day-use fee).
Links:
[1] http://www.moon.com/destinations/santa-fe-taos-albuquerque/santa-fe/outside-santa-fe/abiquiu/ghost-ranch