During the Autumn holiday the Royal burial church will open for self guided tours. Open 28 October to 5 November (closed Monday 30 October) with free entrance for children.
The Riddarholmen Church is the final resting place of the Swedish kings and Stockholm's only preserved medieval abbey. It is also the church of the Order of the Seraphim, with the coats of arms of deceased Seraphim Knights.
You can explore the Riddarholmen Church by yourself. Signs and guide book are available.