The Ottawa Hills Neighborhood Association invites the public to its free 31st annual Garden Tour Saturday, June 28, from 9 a.m. to 1 p.m. Maps of the self-guided tour will be distributed at Grand Rapids Christian Elementary School, 1050 Iroquois Dr. SE., or are available at ottawahillsgr/garden-tour. The event is totally free, but donations are gladly accepted. The event will be held rain or shine. The event features: 30 gardens, Scavenger hunt revealing unique garden features,  Book sales and signing with Pamela VanderPloeg, author of Ottawa Hills: Early Owners, Architects & Builders Unique, architecture of homes built starting in 1922, Neighborhood “lemonade” stands with beverages and snacks for purchase