Redoubt Fortress
Description
The largest of three major forts built on the Sussex and Kent coasts to protect against the threat from Napoleon. Today the fort has been restored with many of the casemates turned into a museum that looks at the history of the fort and it's uses, as well as housing the regimental museum for the Royal Sussex Regiment and the Queen's Royal Irish Hussars.
Charge
Free to look around the top level of the fortress, Charge to visit the museum
Getting There
Latitude: 50.773972; Longitude: 0.300473
What3Words: almost.valuables.title
Disclaimer: Details correct at time of writing (17/08/2014), and on time of last update (30/08/2014) but may no longer be accurate, particularly if some time has passed.