We really had a great time while in San Antonio, We used the buses the whole time we were there, it was great! We got off at the stop to go to The Tower of Americas, it was a pretty long walk, we did find out after getting back on the bus after we went up the tower it's 1/2 a mile each way from the bus stop. They were smart to not tell you before, might thing twice about going. But it really was fun! We also did our cruise down the river at night and it really was a great time! I think the only complaint was it was more than 20 minutes between buses, it was over 30 minutes we had to wait a couple of times. But again, all and all it was a lot of fun and very informational.