There is a whole secret city hiding beneath downtown Houston, and the best way to find it is on foot with a great storyteller. The Astroville Houston Tunnel Tour has been rated the top city tour in Houston for more than eight years running, with a sparkling 4.9-star rating from over 700 happy reviews.
The adventure goes underground into the largest downtown tunnel system in the United States: a cool, climate-controlled network linking iconic skyscrapers, historic landmarks, award-winning architecture, and modern business districts. It is the perfect escape from the Texas heat, led by a local guide full of fascinating history, hidden gems, insider stories, and fun facts.
Along the way you will see the original Texas skyscraper and Houston’s oldest bank, plus corners of the city most visitors walk right past without ever noticing. Tours start at just $30, an easy win for curious travelers and first-time visitors.
Ready to explore? Book this tour on Viator and discover the hidden side of Houston the happy way.
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Photo: Viator
