Climb the castle tower to enjoy 360-degree views across the water and of nearby Falmouth.
Find out how the collection of historic weaponry would have been used to defend the coast. The collection includes Tudor, Napoleonic, Victorian and 20th-century guns.
There are plenty of things for families to do including a soft play, family trail and a range of activities and exhibitions.
You can grab a coffee and bite to eat at the castle cafe.
Enjoy discounts and exclusive offers when you visit by public transport.
Car-free days out with discounts
When you travel by public transport you can enjoy a range of discounted days out like this one, thanks to our partnership with car-free champions Good Journey. Discover more car-free adventures at www.goodjourney.org.uk
Car-free days out: inspired by Good Journey, delivered by Traveline.