It's nice to have the trail along the bayou. It's a paved path, so you could bring a stroller. In Denver, where I grew up, there are paths and trails...
Join The Center for Wooden Boats at the Model Boat Pond in Lake Union Park every Sunday afternoon from 1am - 2pm for pond boat sailing. A suggested donation of $5 will allow you and your family to sail a pond boat for an hour.