13. HOUSTON
GO ON AN UNDERGROUND TUNNEL TOUR OF DOWNTOWN HOUSTON
BONUS: BOOK THE NASA COMBINATION TICKET TO SEE BOTH THE TUNNELS & NASA JOHNSON SPACE CENTER!
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Explore A New Houston City
50 scratch off bucket list adventures around the state of Houston. Pick a city that you want to explore, check out the icons at the bottom of the card to determine the season, cost, and time of day, and then scratch off the card to reveal your adventure!
