The Tree Haus Resort in New Braunfels, TX is one of America's most unique lodgings. Along with your stay you'll get access to one of the world's best waterparks, the Schlitterbahn Waterpark. It's basically over 70 acres of awesome.
America's largest family of indoor water park-hotels, Great Wolf has 12 lodges to its name. But currently, the only West Coast location is in Grand Mound, drawing much of its attendance from nearby Seattle. (Courtesy Great Wolf Lodge) From: Top 10 Indoor Water Parks in the U.S.
Kayak the Devil's River, TX. Said to be the best river to raft or kayak in Texas.-From Del Rio, go north on State Highway 277 for 45 miles, turn left on Dolan Creek Road (gravel) and go 18.6 miles to the SNA boundary. Dolan Creek Road is a rough 22-mile gravel/dirt county road with multiple low-water crossings. Use caution if you see flowing water! This is working ranch country, so please drive carefully and be mindful of loose livestock.http://tpwd.texas.gov/state-parks/devils-river