San Antonio has a vibrant downtown. There are many establishments along the Riverwalk which serve food and drinks of both kinds late. There is a McDonalds and even a Fuddruckers if you want a 1/3, 1/2, ... build your own burger on a homemade bun, ... On your way downtown, you can stop at any number of local or chain Mexican food restruantes. Taco Cabana is open late with the original location on Hildebrand & San Pedro just off of US HWY 281 which is on the way from the airport.
In short, Downtown San Antonio is tourist friendly place with the Alamo, Riverwalk, Rivercenter Mall, Ripleys Believe it or Not Museum, House of Wax, ....
