Junibacken is a children's museum in Stockholm, Sweden. The museum is dedicated to the life and works of Swedish author Astrid Lindgren, and is named after one of her books, "Junibacken" ("The Storybook Castle"). The museum is designed to be an interactive experience for children and families, with exhibits that bring to life the stories and characters created by Lindgren.

One of the main attractions at Junibacken is the Story Train, a ride that takes visitors through a series of rooms and exhibits that recreate scenes from Lindgren's books. Along the way, visitors can see characters such as Pippi Longstocking, Emil i Lönneberga, and Karlsson on the Roof.

The museum also features a number of other exhibits and activities, including a theater that puts on plays and puppet shows based on Lindgren's stories, a reading room where visitors can relax with a book, and a restaurant that serves traditional Swedish food. There is also a shop where visitors can purchase Lindgren's books and other related merchandise.

Junibacken is a popular destination for families with young children, and is often considered one of the top attractions in Stockholm. The museum is located on the island of Djurgården, near several other museums and parks.