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< Back to Houston, Texas
Subterranean Sites
in
Houston
Discover 2 unusual subterranean sites in Houston.
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Houston, Texas
Downtown Houston Tunnel System
The largest underground pedestrian tunnel system in the U.S. mostly caters to the people working in the offices above, but provides a great, air-conditioned way to traverse the city.
Houston, Texas
Buffalo Bayou Park Cistern
A 90-year-old underground water reservoir offers a more industrial kind of tranquility.
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