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The Battle
Defenders
History
Post Revolution
Civil War Memorial
The Monument and Museum
The Ebenezer Avery House
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Home
The Battle
Defenders
History
Post Revolution
Civil War Memorial
The Monument and Museum
The Ebenezer Avery House
Events
Upcoming events
Past events
Plan your visit
Photos
Videos
Powder magazine, built in 1843
The Powder Magazine at Fort Griswold in Groton, CT. Built in 1843.