File:New York City Blockhouse.JPG

DescriptionNew York City Blockhouse.JPG English: Looking west at military blockhouse, part of New York City fortifications system during the British-American

DescriptionInterior of New York City Blockhouse.JPG English: Military Blockhouse, part of New York City fortifications system during the British-American

DescriptionNew York City Blockhouse & surrounding terrain.JPG English: Military Blockhouse, part of New York City fortifications system during the British-American

DescriptionNew York City Blockhouse full view.JPG English: Military Blockhouse, part of New York City fortifications system during the British-American

DescriptionBlockhouse New York entrance.JPG English: Military Blockhouse, part of New York City fortifications system during the British-American War of