Did you know that Houston has the largest downtown tunnel system in the entire United States? Enjoy a beautiful combination of Holiday decor, Houston history, award-winning architecture, historical venues and a "View from Space" hidden underneath Texas' largest business district.

This is an ideal way to stay out of the Texas heat on our air-conditioned Tunnel tour for a detailed look at the incredible underground metropolis. Make sure to bring your smile and camera as we will provide you with unique Holiday-theme photo opportunities and local secrets that most native Houstonians don’t even know about!

• Explore the underground city like a local and enjoy the amazing holiday decor

• Take photos with tallest skyscraper in Texas and inside the oldest Houston city bank

• Discover the largest downtown tunnel system in the USA

• Hop inside a vintage 1959 BMW Isetta in the most award-winning Texas skyscraper

• Learn interesting history about Houston architecture & Houston Theater District

Infants and small children can ride in a pram or stroller

Service animals allowed

Public transportation options are available nearby

Suitable for all physical fitness levels

Please make every effort to meet your tour guide on time. Failure to arrive on time may result in a postponed tour subject to tour availability or an abandoned tour if we do not hear from you in advance of the scheduled start time.

Children & toddlers are welcome to join tour but require their own valid entry ticket, however babies are not permitted due to private property regulations set by Houston skyscraper district

Upon payment of tour fees, the tour booking leader & the accompanying participant(s) acknowledge they agree to Astroville Tours' Terms of Service where the link can be found at the ticket once booked

Video recording of tour is not permitted (repeated violations are subject to copyright laws)

Not recommended for travelers with limited mobility or require frequent stops