Hidden among the quaint streets of Londonderry, New Hampshire, Poor Boy’s Diner might look like just another roadside eatery with its modest burgundy awnings and unassuming beige exterior.

Use this map to find your way to this treasure trove in Dyersville. Your $25 might not change the world, but at Plaza Antique Mall, it can certainly buy you a piece of history – and in today’s economy ...