THE fictional worlds of Harry Potter, Lord of the Rings and Narnia among others will be explored by hundreds of people at a festival today.

The Iris Festival of Imagined Worlds will celebrate novels set in worlds created by authors including J.R.R. Tolkien, C.S. Lewis, Lewis Carroll and J.K. Rowling.

More than thirty organisations will be running activities and stalls so visitors can explore their imaginations at Cheney School.

Outdoor Quidditch, and Lord of the Rings costumes to try on will be among the activities on offer from 3pm.