If you've ever dreamed of a Texas vacation, you'd better dream big. Make your way north from the Rio Grande to Palo Duro Canyon and nearby Amarillo, where visitors enjoy hiking, birding, fishing, mountain biking and the famed Cadillac Ranch. Head west to El Paso for a ride on the Wyler Aerial Tramway. Travel northeast to Dallas and Arlington to explore the many museums, restaurants and attractions, including Six Flags and the Dallas World Aquarium. Head south to Austin and San Antonio for whitewater rafting, visit the famed Continental Club music venue and The Alamo. Finally, in its biggest city, the Space Center Houston is a must-visit for all.