The Children's Museum of Indianapolis is the world's largest children's museum. It is located at 3000 North Meridian Street, Indianapolis, Indiana in the United Northwest Area neighborhood of the city. The museum is accredited by the American Alliance of Museums. It is 472,900 square feet (43,933.85 m2) with five floors of exhibit halls and receives more than one million visitors annually. Its collection of over 130,000 artifacts and exhibit items is divided into two domains: Arts & Humanities and the Natural Sciences. Among the exhibits are simulated Cretaceous and Jurassic dinosaur habitats, a carousel, a steam locomotive, and the glass sculpture Fireworks of Glass Tower and Ceiling. The museum's focus is family learning; most exhibits are designed to be interactive, allowing children and families to actively participate.

Meridian Street is the primary north–south street in Indianapolis, Indiana.