We use JavaScript to set most of our cookies. Unfortunately JavaScript is not running on your browser, so you cannot change your settings using this page. To control your cookie settings using this page try turning on JavaScript in your browser.

About cookies

We've saved some files called cookies on your device. These cookies are:

  • essential for the site to work
  • to help improve our website by collecting and reporting information on how you use it

We would also like to save some cookies to help:

  • improve our website by measuring website usage
  • remember your settings
Change cookie settings

You've accepted all cookies for this website. You can change your cookie preferences at any time

Come and have a blast at Castell Caernarfon with our tennis-ball-shooting cannons! 

Fire balls at the target and give it your best shot. 

You do not need to book tickets for this event.

For full site information, including seasonal opening times and facilities, please visit the Castell Caernarfon monument page.
Castell Caernarfon

Other events you might like

View all events
Trick or Treat Trail
Fri 31 Oct - Sat 01 Nov 2025
Castell Caernarfon
View all events (mobile link)