See Lancaster County in miniature at this gigantic model train layout! Over 70 years in the making, the Choo Choo Barn is st...ill owned and operated by the Groff family. Master modeler, Tom Groff, designs and adds new animations, scale buildings and local scenes each year. This 1,700 square foot train display is an ever-changing work of art! See a fire engine race to the rescue to put out the...