Williamson County Expo Center in Taylor, Texas. Enjoy more than 16,000 sq. ft. of model railroading including operating model and Lego railroads, dozens of vendors, a raffle, a self-guided area railroad tour, and more. Buy and sell, all scales. Just minutes past the Dell Diamond! Presented by the Austin Model Railway Society, see austintrainshow.org for more details. (10-5 on Sat, 10-3 on Sun)