See gardens, woodlands, wetlands and prairies in a tram tour. 60-minute and 30-minute tours explain the rich Arboretum history, and describe the trees and plants you'll see. There's also an opportunity to see lovely wildlife in a native habitat.

Celebrate the day with a wide variety of demonstrations, garden and grounds tours, a plant sale, and children's activities. Watch Taltree's arborists climb the ancient Signature Oak tree, or get an overview of the art of Bonsai. Find out how to care for your garden tools, learn how to create a mixed planter for cacti and succulents, or get some rose care advice from the Duneland Rose Society.

The new Railway Garden, a G-gauge model railway running through a 2.5 acre site, opens April 30. Visitors enter through a 1920s-era railway depot to see trains running through a garden of miniature plants, water features and a variety of landscapes. May 1 through October.

Children can immerse themselves in backstage preparation, perform routines in center ring or manage the behind-the-scenes action of lights and sound. Plus, try making a circus balance toy or dress up like a clown.

Event includes dancing, super special activities and live appearances by superheroes. Also includes refreshments and a keepsake photo. Capes and costumes are welcome.

From Fannie May to Brach's Candies, Tootsie Rolls, Frango Mints, Lemonheads and more, Chicago has a tasty history of making candy loved the world over. Learn about Chicago's sweet history and how candy and the City of Chicago grew up together. May 11-Sept. 18.

A special exhibit on the history of Girl Scouting, with special focus on Oak Park, River Forest, and Forest Park. Celebrate the 100th anniversary of the founding of the Girl Scouts of the USA.

Exhibit tells the story of Girl Scouting and Boy Scouting in America.

Celebrate the return of wildlife to the Chicago River by adopting a fish, naming it (if they wish) and releasing it into the river. Fish wranglers will be on hand to assist.

Two unforgettable performances in honor of National Tap Dance Day, featuring Chicago tap talents such as M.A.D.D. Rhythms, BAM!, Mr. Taps, and FootworKINGz.