THROUGH APR 26 Spring Public Show 7:30 Fri-Sat, Merrillville Community Planetarium, 199 E 70th Ave, Merrillville. 219.650.5486. mcpstars.org/public/spring. This family presentation of “The Water Planet” celebrates Earth by comparing it to the other planets in the solar system. The program also explores the atmosphere, water, land, life and geology of Earth.
APR 26 Snakes Alive! 2pm, Nature Center Auditorium, 1600 N 25 E, Chesterton. 219.926.1390. interpretiveservices.in.gov. This program takes an amazing look at the snakes that call the Indiana Dunes home.
APR 26 Taltree Spring Cleaning 10am-noon, Taltree Arboretum & Gardens, 450 W 100 N,. Valparaiso. 219.462.0025. taltree.org. In honor of Earth Day and Arbor Day, Taltree invites the public to help get the arboretum and gardens spruced up for spring.