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.

📜 An air-conditioned system of tunnels underneath downtown Houston connects 95 city blocks and over 20 commercial buildings, spanning over six miles. It has been around for nearly a century, with earliest tunnels dating back to the 1930s.

Why Go

🚶‍♀️ Traverse the city in air-conditioned comfort, avoiding Houston's weather
🛍️ Explore diverse dining, shopping, and service options
🏛️ Experience unique architecture, with varying aesthetics in each section

Why Avoid

🚫 Only open weekdays until 6 p.m., closed evenings and weekends
🏢 Most entrances are located inside private office buildings

Tips

🗺️ Consult maps for navigation, available on the Downtown Houston website

Hours

🕒 Weekdays 6:00 a.m. to 6:00 p.m.

Last updated 1 day ago

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