SOLENT DEFENCES Southampton Medieval castle N Henry VIII circular or centrally planned castle ( modernised in the 19th century) Henry VIII castle influenced by angle bastion ( modernised in the 19th century) Netley Castle 16th-century bastioned enceinte Fort Southwick 17th–18th-century bastioned enceinte Portchester Castle Fort Widley 17th-century fort Fort Nelson Fort Purbrook S Fort Wallington Farlington Redoubt 18th-century bastioned fort, modernised in the O U T 19th-century and operational in WW1 and 2 H Fort Fareham A M P Bungalow Battery 19th-century fort T O Hilsea Lines N Charles Fort 19th-century battery or sea fort James Fort Calshot Castle Fort Elson ( operational in WW1) W A T Fort Brockhurst ( operational in WW2) E R Fort Rowner Portsmouth Point Battery ( operational in WW1 and 2) Fort Grange Southsea Castle 19th-century bastioned line Fort Gomer Lumps Fort Brown Down Battery Late 19th-century boom defence Stokes Bay Lines 20th-century defence Stone Point Battery Fort Cumberland Gilkicker Fort Eastney Batteries Fort Monckton Egypt Point Battery Spitbank Fort Fort Blockhouse West Cowes Fort East Cowes Fort SPITHEAD N T L E Horse Sand Fort S O E T H No Man’s Land Fort Hurst Castle Fort Victoria St Helen’s Fort Puckpool Mortar Battery Fort Albert Bouldner Battery Cliff End Battery Yarmouth Castle Bembridge Fort Warden Point Battery Golden Hill Fort Hatherwood Culver Point Battery Point Battery Carisbrooke Castle Sandown Fort Barrack Battery Redcliff Battery Freshwater Redoubt Yaverland Battery Needles Battery ENGLISH CHANNEL Based upon Ordnance Survey data. © Crown copyright 2006. All rights reserved. Licence no. 100024900. This drawing is English Heritage copyright and is supplied for the purposes of private research. It may not be reproduced in any medium without the express written permission of English Heritage. February 2015.