Fortress Alcatraz: Artillery at the Gate

Discover Alcatraz’s artillery past: cannon placements, fields of fire, and the island’s role as a bay choke point.

2/3/2025

11 min read

Alcatraz began as a shield for the bay.

Telegraph Hill View with Cannon

Battery Concept	Purpose
Overlapping fire	Deny enemy ships a safe approach
Elevated positions	Extend range and visibility
Cross-bay triangulation	Coordinate with shore batteries

The island’s geometry and elevation made it a natural gun platform.

我撰写此指南，只为让你的恶魔岛之旅更轻松、信息更充分、回忆更深刻——这些建议来自我的多次亲访。