Cathedrals of War tells the story of Florida's coastal fortifications from Amelia Island on the Florida/Georgia border, to Key West, the Dry Tortugas, an atoll midway between Key West and Havana, Cuba and Pensacola on Florida's west coast. Covering the colonial era to the Civil War to the late 1880s, this book explains the specific locations, designs of the forts, the strategy behind their construction, military necessity, and purpose that led to their construction, their armament and the battles they participated in.