NORWICH What treasures are stashed around Norwich? We are about to find out. The Treasure Hunters Roadshow is on a world-wide treasure hunt and will be digging in town for five days July 20-24. During this free event, the Treasure Hunters are expecting to see over 1,200 residents bringing in their rare and unusual collectibles. Locals will have a chance to talk to world-renowned antique and collectible experts, and its all free.