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Fort Mason Beltline Tunnel Entrance

Fort Mason Beltline Tunnel Entrance Abandoned castle / fort

Explore the intriguing Fort Mason Beltline Tunnel Entrance, an abandoned fortification in the San Francisco area. This relic of a bygone era offers a glimpse into the region's rich history. Urban explorers can discover the remnants of this forgotten structure, nestled near the vibrant city of San Francisco.

This description was drafted with AI assistance from the spot's name, type, and location, and reviewed for accuracy. Report anything wrong directly on the map.

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Coordinates: 37.80681, -122.42624 · near San Francisco, United States

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