Cascade Caverns is in Boerne.
Cooper's BBQ in Junction is pretty good.
The Caverns of Sonora are right off I-10.
Swimming at Balmorrhea Pool is unique, but farther off I-10.
Big Bend National Park is well off I-10 and isn't a place you can visit and see quickly.
Have a safe trip.

Gig 'em, FAST FRED '65.
Before the world wide web, village idiots usually stayed in their own village.
[This message has been edited by FAST FRED (edited 3/23/2008 9:54p).]