Klyde Warren is a park in the middle of downtown Dallas, built over an interstate. Normally multiple food trucks located around the park. Fun place to take kids!
Texas Live!
1650 East Randol Mill Road, Arlington, TX 76011, (817) 852-6688
Near Dallas Cowboy's & Rangers stadium.
The Sixth Floor Museum at Dealey Plaza
411 Elm Street, Dallas, TX 75202, (214) 747-6660
Cool to look at the area, don't have to visit the museum. Highly recommend the tour in the actual museum though.