Explore one of the most attended museums in the country at the Houston Museum of Natural Science. Visit North America's largest dinosaur hall, see the beauty of the Lester and Sue Smith Gem Vault and many more. The museum is regularly voted one of the top attractions in Houston and this is your chance to find out why. The purchase of a Permanent Exhibit Hall Ticket at the Houston Museum of Natural Science will give you access to the permanent exhibits only and excludes special exhibitions and the Brown Hall of Entomology.