Tonbridge: Castle Gatehouse 
Description
The gatehouse is the only substantial part of the castle still standing, but you can explore the whole building from the basements to the battlements. An audio guide takes you round the building telling the history of the castle.
Charge
Charge, includes a free audio guide
Getting There
Latitude: 51.196568; Longitude: 0.273939
What3Words: stone.tribe.ahead
