RARITAN TWP. — Northlandz is a phenomenon by any standard, but to a 5-year-old boy, it's a mind-blower. A Route 202 roadside attraction, Northlandz bills itself as the world’s largest model railroad.

♪ >> PETER DOES WORK A FULL-TIME JOB SUPPORT HIS FAMILY. THIS IS IS NONPAYING ONE, THE ONE HE HAS WORKED AT FOR NEARLY 25 YEARS. >> IT IS A HOBBY THAT HELPS ME KEEP THE LITTLE SANITY I HAVE. IT’S ...