Defensive works, walls and towers of all periods.
Featuring underground military installations in Britain and France.
Steve Howe of the Black and White Picture Place provides a guide around the Roman and medieval city wall. Map, modern and archival images with description and history, including quotations from primary sources.
Built 1794-1803 on a five-pointed star plan. Description and photographs from National Park Service Baltimore Travel Itinerary.
The story of the sole restored coastal artillery fort from Fortress Singapore, 1874 to the present.
Historic tourist attraction located in Ticonderoga, New York. Offers tours, historic galleries, walking trails and gardens for visitors.
Dedicated to documenting historical forts, camps and stations that provided security and protection for the United States and Canada.
History of fortifications of Belarus
Guide in St. Petersburg, where a special portal is dedicated to the history and the present.
Expandable thumbnail images of Aigues-Mortes, Carcassonne and Pierrefonds in France from Jeffrey Howe's Digital Archive of Architecture.
Fortresses of northwest Russia and Finland. Photographs, maps, histories, and personal observations.
History, description, images and visitor information for the reconstructed 18th-century fortified town.
Provides introductions with bibliographies to military architecture, siege warfare, castles and Anglo-Saxon burhs. Images and information on sites including Constantinople, Masada, Shiro and Ankara.
Information on the Alhambra including tours and opening hours.
Illustrated description from an exhibition at the National Gallery of Art, Washington, of the fortress town constructed 1698-1720, designed by Sébastien Le Prestre de Vauban.
Fortified town in the South of France with its original 13th century walls and towers, built by King Louis IX.
A Blog detailing visits to historical military fortifications in the United States.
The romantic ruins of a restored castle and manor house.
Thanks to DMOZ, which built a great web directory for nearly two decades and freely shared it with the web. About us